U.S. President Barack Obama and the First Family participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

U.S. President Barack Obama and the First Family participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013.  U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

U.S. President Barack Obama and the First Family participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

Two young sisters participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

Two young sisters participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

U.S. President Barack Obama and the First Family participate in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)

U.S. President Barack Obama shakes hands with participants during in the annual White House Easter Egg Roll on the South Lawn of the White House in Washington D.C., capital of the United States, April 1, 2013. U.S. President Barack Obama hosted the annual celebration of Easter on Monday, featuring Easter egg roll, live music, sports, cooking and storytelling. (Xinhua/Zhang Jun)