Protesters against drone strikes walk along the highway with a model of a drone in an attempt to deliver a letter to CIA's Brennan as they gather outside CIA headquarters in Langley, Virginia

 
Protesters against drone strikes walk along the highway with a model of a drone in an attempt to deliver a letter to CIA
Protesters against drone strikes walk along the highway with a model of a drone in an attempt to deliver a letter to U.S. Central Intelligence Agency (CIA) Director John Brennan as they gather outside CIA headquarters in Langley, Virginia, June 29, 2013. REUTERS/Jonathan Ernst