Army Gen. Lloyd J. Austin III, left, commander of U.S. Central Command, passes the colors to Army Gen. John W. Nicholson Jr., center left, incoming commander of U.S. Forces Afghanistan and NATO’s Resolute Support Mission, during a change-of-command ceremony in Kabul, Afghanistan, March 2, 2016. Army Gen. John F. Campbell, center right, the outgoing commander, and Army Command Sgt. Maj. Delbert Byers, right, look on during the ceremony. Air Force photo by Staff Sgt. Tony Coronado