KC-10 aircrew
Senior Master Sgt. Sara Galvin, a KC-10 Extender flight engineer from the 9th Air Refueling Squadron at Travis Air Force Base, Calif., works on the flight deck of a KC-10 for a flight back to California from Scott Air Force Base, Ill., on Aug. 4, 2009. The KC-10 is one of Air Force's and Air Mobility Command's air refueling aircraft that helps provide global reach and the Air Force to fly, fight and win...in air, space and cyberspace. Sergeant Galvin has more than 10,000 flying hours as a flight engineer. (U.S. Air Force Photo/Tech. Sgt. Scott T. Sturkol)