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Israeli firefighters and U.S. naval officers hold wreaths as they prepare to lay them during a ceremony marking the 10th anniversary of the Sept. 11, 2001 terror attacks, at a memorial site for the victims just outside Jerusalem, Israel, Sunday, Sept. 11, 2011. (AP Photo/Tara Todras-Whitehill)

International 9/11 Memorials

People around the world honor the victims of the September 11 attacks.