Tech. Sgt. Brent Deatrick, 734th Air Mobility Squadron communications, navigations, mission systems avionics craftsman, refers to technical orders in making sure the C-5 Galaxy is defueled correctly on the flightline at Andersen Air Force Base, Guam, Sept. 11, 2012. The 734th AMS maintenance flight manages all en route maintenance production activities. The C-5 Galaxy carried cargo in support of Exercise Valiant Shield 2012. (U.S. Air Force photo/Airman 1st Class Marianique Santos/Released)