UAS Warriors
Staff Sgt. Nathaniel Metzler (left) and Senior Airman Aaron Weldon, both assigned to the 31st Test and Evaluation Squadron at Edwards Air Force Base, Calif., review a technical order for the Global Hawk aircraft. Computerized TOs provide the information required for maintenance on the aircraft and replace bulky, multi-volume books. Sergeant Metzler is a crew chief and Airman Weldon is an electrical and environmental journeyman on the Global Hawk. (U.S. Air Force photo/Master Sgt Jack Braden)