Tense hours at the White House

President Barack Obama shakes hands with Adm. Mike Mullen, Chairman of the Joint Chiefs of Staff, in the Green Room of the White House in Washington, following his statement detailing the mission against Osama bin Laden, Sunday May 1, 2011. CIA Director Leon Panetta, left, and Secretary of State Hillary Rodham Clinton are pictured at left.

Special report: The killing of Osama bin Laden

Credit: AP Photo/The White House, Pete Souza