In this image released by the U.S. Department of Defense and taken Monday, Aug. 20, 2012, Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, talks to American service m

 

              In this image released by the U.S. Department of Defense and taken Monday, Aug. 20, 2012, Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, talks to American service m
In this image released by the U.S. Department of Defense and taken Monday, Aug. 20, 2012, Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, talks to American service members with International Security Assistance Forces in Kabul, Afghanistan. (AP Photo/D. Myles Cullen, Department of Defense)