In this April 1998 file photo, exiled al Qaida leader Osama bin Laden looks on in Afghanistan. (AP Photo/File)
May 1, 2011 12:00:00 AM PDT
By JULIE PACE and MATT APUZZO
Osama bin Laden, the glowering mastermind behind the Sept. 11, 2001, terror attacks that murdered thousands of Americans, was killed in an operation led by the United States, President Barack Obama said Sunday.