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Photos of the Day

President Barack Obama and first lady Michelle Obama hold hands as they walk back to the White House in Washington, Tuesday, Sept. 11, 2012, after joining members of the White House staff during a moment of silence to mark the 11th anniversary of the Sept, 11th. (AP Photo/Carolyn Kaster)

Remembering 9/11

Americans across the country paused Tuesday to mark the 11th anniversary of the Sept. 11, 2001 terror attacks.