Master Sgt. Arnie Cervantes, crew chief, 940th Aircraft Maintenance Squadron, tests the communication flight controls on the ground during an exercise March 4 at Beale Air Force Base, Calif. (U.S. Air Force photo by Tech. Sgt. Brynna Bryant)

Senior Master Sgt. Michael Davis, Command KC-145 evaluator boom operator, Headquarters Air Mobility Command, Staff Sgt. Jared Wahleithner, air refueling boom operator, 314th Air Refueling Squadron and Maj. Paul Sheehan, piolot, 314 ARS, load mobility bags onto a KC-135 during an exercise March 4 at Beale Air Force Base, Calif. (U.S. Air Force photo by Tech. Sgt. Brynna Bryant)

Senior Airman Steven Clayton, fire team member, 940th Security Forces, Chief Master Sgt. Danny Shine, security forces staff assistance visit lead, Headquarters Air Mobility Command and Master Sgt. Daniel Fode, flight cheif, 940 SFS, discuss security procedures during an exercise March 4 on the flightline at Beale Air Force Base, Calif. (U.S. Air Force photo by Brynna Bryant)