Staff Sgt. Richard Murkin, 823d Base Defense Squadron fireteam member, fires a .50 Caliber M2 machine gun, during a heavy weapons qualification, Dec. 13, 2017, at Camp Blanding Joint Training Center, Fla. Airmen shot at targets with the M2 to maintain their proficiency and familiarize themselves with the weapon. ( Air Force photo by Senior Airman Janiqua P. Robinson)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
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Keywords: .50, 823d, base, caliber, defense, gun, heavy, m2, machine, qualification, squadron, weapons