Jeremy Smith, 5th Security Forces Squadron Combat Arms instructor, screws in a background to place the target over for M240B machine gun training at Minot Air Force Base, N.D., Aug. 4, 2016. Smith made the transition from Active Duty Air Force to the Reserve and now works as a civilian in CATM at Minot AFB. (U.S. Air Force photo/ Senior Airman Kristoffer Kaubisch)