ARLINGTON, VA - MAY 02: U.S. Marine Staff Sgt. Mark Gamache pays respects to victims of the 9/11 terrorists attacks, at the 911 Pentagon Memorial on May 2, 2011, in Arlington, Virginia. Last night ... more 
ARLINGTON, VA - MAY 02: U.S. Marine Staff Sgt. Mark Gamache pays respects to victims of the 9/11 terrorists attacks, at the 911 Pentagon Memorial on May 2, 2011, in Arlington, Virginia. Last night President Barack Obama announced the death of Osama Bin Laden during a special force led operation that killed Osama Bin Laden in a house outside Islamabad in Pakistan. (Photo by Mark Wilson/Getty Images) less 
1 / 21
Getty Images | Photo By Mark Wilson / Getty Images
Mon, May 2, 2011 8:52 AM EDT