Firefighters from Engine Company 54 and Ladder 4, which share a firehouse in Midtown Manhattan in New York, NY, celebrate together just after midnight in Times Square on May 2, 2011, after it was announced that Osama Bin Laden had been killed in a U.S. military strike in Pakistan. Fifteen firefighters from the Engine Company 54 and Ladder 4 firehouse died responding to the terrorist attacks on September 11, 2001.