President Obama shares a laugh
President Barack Obama laughs with, left to right, National Security Advisor Susan E. Rice, Gen. Joseph F. Dunford, Jr., Gen. Paul J. Selva, Defense Secretary Ashton Carter and Vice President Joe Biden in the Oval Office prior to announcing their nominations as Chairman and Vice Chairman of the Joint Chiefs of Staff, May 5, 2015. (Official White House Photo by Pete Souza)
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