Pictures: Gettysburg Official Civil War Ceremony

Actors playing Confederate troops charge up a hill towards Union forces during a reenactment of The Battle of Little Roundtop during the Blue Gray Alliance events marking the 150th anniversary of the Battle of Gettysburg, in Gettysburg, Pennsylvania June 30, 2013. The Battle of Gettysburg was fought July 1-3, 1863, in and near the town of Gettysburg, Pennsylvania and was the battle with the highest number of casualties in the Civil War. The Union army defeated a force led by Confederate General Robert E. Lee in what is often described as the turning point of the war. REUTERS/Mark Makela (UNITED STATES - Tags: ANNIVERSARY SOCIETY CONFLICT) ORG XMIT: MM04  (MARK MAKELA / REUTERS)

Union volunteer drummer boys await the charge to begin Pickett’s Charge at the finale of the Blue Gray Alliance reenactment during events marking the 150th anniversary of the Battle of Gettysburg, in Gettysburg, Pennsylvania June 30, 2013. The Battle of Gettysburg was fought July 1-3, 1863, in and near the town of Gettysburg, Pennsylvania and was the battle with the highest number of casualties in the Civil War. The Union army defeated a force led by Confederate General Robert E. Lee in what is often described as the turning point of the war. REUTERS/Mark Makela (UNITED STATES - Tags: ANNIVERSARY SOCIETY CONFLICT TPX IMAGES OF THE DAY) ORG XMIT: MM13  (MARK MAKELA / REUTERS)

Actors playing Federal and Confederate troops reenact Pickett’s Charge at the finale of the Blue Gray Alliance, during events marking the 150th anniversary of the Battle of Gettysburg, in Gettysburg, Pennsylvania June 30, 2013. The Battle of Gettysburg was fought July 1-3, 1863, in and near the town of Gettysburg, Pennsylvania and was the battle with the highest number of casualties in the Civil War. The Union army defeated a force led by Confederate General Robert E. Lee in what is often described as the turning point of the war. REUTERS/Mark Makela (UNITED STATES - Tags: ANNIVERSARY SOCIETY CONFLICT TPX IMAGES OF THE DAY) ORG XMIT: MM17  (MARK MAKELA / REUTERS)

Visitors attend the Memorial Luminaria at the Soldiers’ National Cemetery during events marking the 150th anniversary of the Battle of Gettysburg, in Gettysburg, Pennsylvania June 30, 2013. The Battle of Gettysburg was fought July 1-3, 1863, in and near the town of Gettysburg, Pennsylvania and was the battle with the highest number of casualties in the American Civil War. The Union army defeated a force led by Confederate General Robert E. Lee in what is often described as the turning point of the war. REUTERS/Mark Makela (UNITED STATES - Tags: ANNIVERSARY SOCIETY CONFLICT) ORG XMIT: MM23  (MARK MAKELA / REUTERS)

A Confederate Cavalry colonel rallies his troops during a re-enactment of the Battle of Gettysburg on June 29, 2013, at the start of the 150th Gettysburg celebration in Gettysburg, Pennsylvania. Over three days, more than 10,000 re-enactors will pay tribute to the battle that took place in Gettysburg on July 1-3, 1863, during the 1861-1865 US Civil War. AFP PHOTO / Karen BLEIERKAREN BLEIER/AFP/Getty Images ORG XMIT: 171962801  (KAREN BLEIER / AFP/Getty Images)

Union troops march in formation during a re-enactment of the Battle of Gettysburg on June 29, 2013, at the start of the 150th Gettysburg celebration in Gettysburg, Pennsylvania. Over three days, more than 10,000 re-enactors will pay tribute to the battle that took place in Gettysburg on July 1-3, 1863, during the 1861-1865 US Civil War. AFP PHOTO / Karen BLEIERKAREN BLEIER/AFP/Getty Images ORG XMIT: 171962801  (KAREN BLEIER / AFP/Getty Images)

Union cavalry troops ride into position as they prepare to battle Confederate forces during a re-enactment of the Battle of Gettysburg on June 29, 2013, at the start of the 150th Gettysburg celebration in Gettysburg, Pennsylvania. Over three days, more than 10,000 re-enactors will pay tribute to the battle that took place in Gettysburg on July 1-3, 1863, during the 1861-1865 US Civil War. AFP PHOTO / Karen BLEIERKAREN BLEIER/AFP/Getty Images ORG XMIT: 171962801  (KAREN BLEIER / AFP/Getty Images)

GETTYSBURG, PA - JUNE 30: A Civil War grave is adorned with a U.S. flag at the Soldiers’ National Cemetery on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official Civil War ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Frank Marron and Colleen Miller stand amidst luminaries marking Civil War graves at the Soldiers’ National Cemetery on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official Civil War ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors march towards Union positions during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Members of the public stand for the National Anthem on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: A girl looks over Civil War graves at the Soldiers’ National Cemetery on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors buy drinks on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Members of the public attend a ceremony at the Gettysburg National Military Park on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: National Park Service rangers salute during the National Anthem on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Spectators watch a re-enactment of the Battle of Gettysburg on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a combined total of some 46,000-51,0000 casualties in the battle, the highest of any conflict of the war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Members of the public attend a ceremony at the Gettysburg National Military Park on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: National Park Service rangers salute during the playing of “Taps” on June 30, 2013 in Gettysburg, Pennsylvania. Hundreds of people gathered for the official ceremony marking the 150th anniversary of the Battle of Gettysburg. The battle is widely considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: A Confederate Civil War cavalry re-enactor shoots at Union soldiers during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whos division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Civil War re-enactors from Hood’s Texas Brigade launch an evening attack as part of a three-day Battle of Gettysburg re-enactment on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. General Robert E. Lee’s Army of Northern Virginia was defeated on the third day of the battle, considered the turning point in the American Civil War and a watershed moment in the nation’s history. Union and Confederate armies suffered a combined total of some 46,000-51,000 casualties over three days, the highest of any battle the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: A Union Civil War re-enactor leaves with spectators following Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whos division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors fire cannon towards Union positions ahead of Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors march towards Union positions during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors fire a cannon towards Union positions during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors aid a “wounded” commrade during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Thousands of spectators watch as American Civil War re-enactors perform Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: A Confederate Civil War re-enactor “expires” on the battlefield at the end of Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: A spectator watches as American Civil War re-enactors leave following Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Several people were taken away from the event due to heat exhaustion. Some 8,000 re-enactors from the Blue Gray Alliance participated in the re-enactment, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors flee the battlefield following Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 30: Confederate Civil War re-enactors march towards Union lines during Pickett’s Charge on the last day of a Battle of Gettysburg re-enactment on June 30, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance participated in the event, marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. Confederate General Robert E. Lee’s Army of Northern Virginia was routed during the doomed frontal assault, considered the turning point in the Civil War and a watershed moment in U.S. history. Union and Confederate armies suffered a combined total of up to 51,000 casualties over three days, the highest number of any battle in the four-year war. Pickett’s charge was named for the Confederate Maj. General George Pickett, whose division of rebel troops was annhilated in the attack. (Photo by John Moore/Getty Images) *** BESTPIX *** ORG XMIT: 159929434  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Confederate Civil War re-enactors walk with spectators after re-enacting part of a three-day Battle of Gettysburg re-enactment on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. General Robert E. Lee’s Army of Northern Virginia was defeated on the third day of the battle, considered the turning point in the American Civil War and a watershed moment in the nation’s history. Union and Confederate armies suffered a combined total of some 46,000-51,000 casualties over three days, the highest of any battle the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Civil War re-enactors from Hood’s Texas Brigade rest before launching an evening attack on Union forces as part of a three-day Battle of Gettysburg re-enactment on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. General Robert E. Lee’s Army of Northern Virginia was defeated on the third day of the battle, considered the turning point in the American Civil War and a watershed moment in the nation’s history. Union and Confederate armies suffered a combined total of some 46,000-51,000 casualties over three days, the highest of any battle the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Confederate Civil War re-enactors from Hood’s Texas Brigade leave in defeat after an evening attack on Union troops as part of a three-day Battle of Gettysburg re-enactment on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. General Robert E. Lee’s Army of Northern Virginia was defeated on the third day of the battle, considered the turning point in the American Civil War and a watershed moment in the nation’s history. Union and Confederate armies suffered a combined total of some 46,000-51,000 casualties over three days, the highest of any battle the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: A canon is moved to a new position as part of a three-day Battle of Gettysburg re-enactment on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg. General Robert E. Lee’s Army of Northern Virginia was defeated on the third day of the battle, considered the turning point in the American Civil War and a watershed moment in the nation’s history. Union and Confederate armies suffered a combined total of some 46,000-51,000 casualties over three days, the highest of any battle the four-year war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Women remove Civil War era dresses while participating in events marking the 150th anniversary of the Battle of Gettysburg on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events surrounding the anniversary of the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a combined total of some 46,000-51,0000 casualties in the battle, the highest of any conflict of the war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Re-enactors participate in a re-enactment of the Battle of Gettysburg on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a combined total of some 46,000-51,0000 casualties in the battle, the highest of any conflict of the war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: The public watches a re-enactment of the Battle of Gettysburg on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors from the Blue Gray Alliance are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a combined total of some 46,000-51,0000 casualties in the battle, the highest of any conflict of the war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 29: Union and Confederate re-enactors skirmish during a re-enactment of the Battle of Gettysburg on June 29, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors are participating in events marking the 150th anniversary of the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a combined total of some 46,000-51,0000 casualties in the battle, the highest of any conflict of the war. (Photo by John Moore/Getty Images) *** BESTPIX *** ORG XMIT: 160017227  (John Moore / Getty Images)

GETTYSBURG, PA - JUNE 28: A canon aims from the Gettysburg National Military Park ahead of the 150th anniversary of the Battle of Gettysburg on June 28, 2013 in Gettysburg, Pennsylvania. Some 8,000 re-enactors are participating events marking the July 1-3, 1863 Battle of Gettysburg, considered the turning point in favor of the Union in the American Civil War. Union and Confederate armies suffered a total of 46,000-51,000 casualties in the battle, the largest number in the war. (Photo by John Moore/Getty Images) ORG XMIT: 171962801  (John Moore / Getty Images)