St. Patrick’s Day celebrations

Darin Goka, of Sherman Oaks plays with his son, Colton, 3, while listening to the Celtic-rock band Swagger at the St. Patrick’s Day celebration at Pershing Square in downtown Los Angeles.  (Allen J. Schaben / Los Angeles Times)

Patrick Clark of Burbank sports shamrock sunglasses at the St. Patrick’s Day celebration at Pershing Square in downtown Los Angeles.  (Allen J. Schaben / Los Angeles Times)

Bagpipers march during the St Patrick’s Day parade in New York.  (Jewel Samad / AFP/Getty Images)

Paul McFadden of Donegal, Ireland, seems to stand on the shoulders of a leprechaun while taking a picture before the start of the St. Patrick’s Day parade in New York.  (Seth Wenig / Associated Press)

Marchers walk past a group of protesters during the St. Patrick’s Day parade in New York. The group was protesting the exclusion of LGBT groups from the parade.   (Seth Wenig / Associated Press)

Revelers pose for pictures during St. Patrick’s Day festivities in Dublin, Ireland.  (Paul Faith / AFP/Getty Images)

Spectators stand on the O’Connell Monument to watch the St Patrick’s Day parade in Dublin, Ireland.  (Paul Faith / AFP/Getty Images)

A man in vampire costume takes pictures with spectators at the St. Patrick’s Day parade in Dublin, Ireland.  (Paul Faith / AFP/Getty Images)

Thomas McDevitt of Havertown Pa., center right, stands with others during the singing of the national anthem while celebrating St. Patrick’s Day at the Irish Memorial in Philadelphia.   (Matt Rourke / Associated Press)

Children perform during a ceremony marking St. Patrick’s Day at the Irish Memorial in Philadelphia.   (Matt Rourke / Associated Press)

In Belfast, Northern Ireland, a girl awaits the start of a St. Patrick’s Day parade.  (Peter Morrison / Associated Press)

Washington, D.C.: The water in the fountain on the South Lawn of the White House dyed green to mark St. Patrick’s Day.  (Dennis Brack / EPA)

In Aldershot, England, Catherine, Duchess of Cambridge, and Prince William, far left, attend the Irish Guards’ St Patrick’s Day Parade.  (Corporal Steve Blake / EPA)

In Savannah, Ga., Cody Lewenberger walks with his family to a spot along a St. Patrick’s Day parade route.   (Stephen B. Morton / Associated Press)

Laney, left, and Lola wait with owner Nancy Montesinos for the start of the St. Patrick’s Day parade in Savannah, Ga.   (Stephen B. Morton / Associated Press)

Aimee Norton puts the finishing touch on her outfit before the start of the St. Patrick’s Day parade in Savannah, Ga.   (Stephen B. Morton / Associated Press)

The Leaning Tower of Pisa in Italy is floodlit green to celebrate St. Patrick’s Day.  (Sarto Roberto / Associated Press)

Chizzy Odimgbe keeps warm while awaiting the start of the St. Patrick’s Day parade in Savannah, Ga.   (Stephen B. Morton / Associated Press)

In Sydney, Australia, Ann Clark and Mick McCormack toast the holiday with glasses of Guinness.  (Dan Himbrechts / EPA)

In snowy Sunnyside, Queens, New York City Mayor Bill de Blasio waves Ireland’s flag as he marches in the St. Pat’s for All parade.   (Kathy Willens / Associated Press)