Bob Mika (L) and Liam Kolb react to the death of Osama bin Laden at the construction site of the former World Trade Center towers in New York early May 2, 2011. Al Qaeda leader Osama bin Laden was killed in a firefight with U.S. forces in Pakistan on Sunday, President Barack Obama announced, ending a nearly 10-year worldwide hunt for the mastermind of the September 11 attacks. REUTERS/Eric Thayer (UNITED STATES - Tags: POLITICS)