Mass training prepares tankers for expedited takeoff
Tech. Sgt. Michael Carrillo, 940 Aircraft Maintenance Squadron lead crew chief, signs a refueling log for Staff Sgt. Chester Whitehurst, 940 AMXS assistant crew chief Feb. 10, 2017, at Beale Air Force Base, California. Each KC-135 Stratotanker is given specific fuel loads to fulfill the specific mission it will be flying. (U.S. Air Force photo by Senior Airman Tara R. Abrahams)