Remembering 9/11

Associated Press
Visitors to the Flight 93 National Memorial in Shanksville, Pa., participate in a sunset memorial service on Monday, Sept. 10, 2012. Tuesday marks the 11th anniversary of the Sept. 11, 2001 terrorist attacks. (AP Photo/Gene J. Puskar)

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

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