Central Intelligence Agency (CIA) Director Leon Panetta, left, acknowledges President Barack Obama as he introduces the him to speak to CIA employees at the agency's headquarters in Langley, Va., ... more 
Central Intelligence Agency (CIA) Director Leon Panetta, left, acknowledges President Barack Obama as he introduces the him to speak to CIA employees at the agency's headquarters in Langley, Va., Friday, May 20, 2011. Obama congratulated the country's intelligence workers for the years of effort that led to the discovery and killing of terrorist Osama bin Laden. less 
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Associated Press | Photo By Carolyn Kaster
Fri, May 20, 2011 3:58 PM EDT