Predator maintenance
Tech. Sgt. Rebecca Hatfield (left), an instructor with Field Training Detachment 26 of the California Air National Guard's 163rd Maintenance Group, shows the components of the engine of an MQ-1 Predator unmanned aircraft to Staff Sgts. Carlos Barrera (center) and Alex Bush Oct. 15. The two sergeants are crew chiefs with the 163rd Reconnaissance Wing at March Air Reserve Base, Calif. Airmen with Det. 26 train active duty, Reserve and Air National Guard personnel on Predator maintenance operations. (U.S. Air Force photo/Senior Airman Matt Smith)