President George W. Bush embraces Mrs. Laura Bush as he blows a whistle Monday, March 24, 2008 on the South Lawn of the White House, to officially start the festivities for the 2008 White House Easter Egg Roll. White House photo by Chris Greenberg
Mrs. Laura Bush, joined by her daughter, Jenna, applauds the PBS character "Arthur," following the reading of "Arthur Meets the President," Monday, March 24, 2008, during festivities at the 2008 White House Easter Egg Roll on the South Lawn of the White House. White House photo by Patrick Tierney
Former first lady Barbara Bush is surrounded by children as she poses for photos Monday, March 24, 2008, following her reading at the 2008 White House Easter Egg Roll, where she read "Arthur's New Puppy." White House photo by Chris Greenberg
President George W. Bush stands with U.S. Secretary of State Condoleezza Rice as he talks with reporters Monday, March 24, 2008, following a briefing at the U.S. Department of State in Washington, D.C. White House photo by Eric Draper
President George W. Bush is seen at a National Security Council meeting in the White House Situation Room Monday, March 24, 2008, during a video teleconference with General David Petraeus, Commander of the Multi-National Force-Iraq; and Ryan Crocker, U.S. Ambassador to Iraq. White House photo by Eric Draper