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WASHINGTON, DC - MAY 23:  U.S. President Barack Obama speaks at the National Defense University May 23, 2013 in Washington, DC. Obama used the speech to outline and justify his administration's counterterrorism policy, including increased cooperation with Congress on matters of national security, added transparency regarding the use of drones, and a review of current threats facing the United States.  (Photo by Win McNamee/Getty Images) Win McNamee/Getty