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U.S. Air Force Capt. Gregory Speirs, 621st Contingency Response Wing judge advocate, inspects a bolt from an M-4 carbine rifle at Travis Air Force Base, California, May 27, 2020. Speirs is one of the more than 3,000 Airmen who complete weapons training at the 60th Security Forces Squadron combat arms training and maintenance range each year. (U.S. Air Force photo by Tech. Sgt. James Hodgman)
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