'Boomer' training
Airman Christopher Nixon, 2nd Air Refueling Squadron, receives instruction from Staff Sgt. Carl Wise II, 305th Operations Support Squadron KC-10 Formal Training Unit, during an air refueling in a KC-10 Extender from McGuire Air Force Base, N.J., Nov. 6, 2008, over the central United States. Both Sergeant Wise and Airman Nixon are boom operators. (U.S. Air Force Photo/Tech. Sgt. Scott T. Sturkol)