Photos: Gen. David Petraeus tapped to be commander in Afghanistan

U.S. Central Command Gen. David H. Petraeus arrives at the White House before the start of the national security team meeting on Afghanistan and Pakistan. Petraeus has been tapped to take over as the top commander in Afghanistan after President Obama fired Gen. Stanley A. McChrystal.  (Evan Vucci / Associated Press)

Sens. John McCain (R-Ariz.), left, and Joe Lieberman (I-Conn.)., talk with Gen. David H. Petraeus prior to one of the officer’s appearances before Armed Services Committee. On Wednesday, Petraeus was nominated to be the top commander in Afghanistan, after the dismissal of Gen. Stanley A. McChrystal.  (Drew Angerer / Associated Press)

Gen. David H. Petraeus leads the Holocaust Day of Remembrance ceremony inside the Rotunda of the U.S. Capitol. In a stunning move, President Obama on Wednesday tapped Petraeus, who once headed U.S. forces in Iraq, to be the new top U.S. commander in Afghanistan, replacing Gen. Stanley A. McChrystal, who resigned over comments he and members of his staff made to Rolling Stone magazine.  (Astrid Riecken / Getty Images)

Command Sgt. Maj. Marvin Hill, center, points out a colleague to Gen. David H. Petraeus, left, as Gen. Ray T. Odierno, right, the top U.S. commander in Iraq, looks on during a ceremony in Baghdad. Petraeus has been nominated to take over as the top U.S. commander in Afghanistan.  (Maya Alleruzzo / Associated Press)