Gen. Raymond E. Johns, Jr., commander of Air Mobility Command (left), passes the 18th Air Force flag to Lt. Gen. Mark F. Ramsay during a change of command ceremony at the Scott Club on Sept. 23, 2011, at Scott Air Force Base, Ill. Ramsay is the 18th Air Force's sixth commander and is responsible for a worldwide operational mission conducted by more than 43,000 active-duty Airmen and approximately 1,300 airlift and air refueling aircraft. (U.S. Air Force Photo/Airman 1st Class Divine Cox)