John Baker, a 531st Commodities Maintenance Squadron aircraft ordnance system mechanic, remotely fires a 20 mm gun during a qualification test at Hill Air Force Base, Utah, May 25, 2016. Technicians and gun shop visitors can see what happens inside the test range on the bank of monitors pictured. ( Air Force photo by R. Nial Bradshaw)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -10, 20, 30, 531, afb, air, army, cmmxs, fire, firing, force, gatling, gun, hill, marines, mm, navy, oo-alc, overhaul, range, test