U.S. Air Force Gen. William M. Fraser III, left, Air Combat Command commander, pins a Distinguished Service Medal on U.S. Air Force Maj. Gen. Garry C. Dean during the Continental U.S. North American Aerospace Defense Command Region-1st Air Force (Air Forces Northern) change of command ceremony at Tyndall Air Force Base, Fla., Aug. 31. Dean relinquished command of CONR-1st AF (AFNORTH) to U.S. Air Force Lt. Gen. Sid Clarke, marking the first time a lieutenant general has ever held a command billet at Tyndall. (U.S. Air Force photo by Lisa Norman)