Command of 4th Air Force changes hands
Lt. Gen. Charles E. Stenner Jr., left, commander of Air Force Reserve Command, receives the 4th Air Force command flag from Maj. Gen. Robert E. Duignan as Brig. Gen. Eric. W. Crabtree stands by to accept command of the numbered air force. General Duignan relinquished his command and retired during ceremonies at March Air Reserve Base, Calif., Jan. 25, 2009. (U.S. Air Force photo/Tech. Sgt. Tech. Sgt. Joselito Aribuabo)