Staff Sgt. Shawn Sanville, section chief, evaluates Pvt. Justin Ellard, left, student, Charlie Company, Infantry Training Battalion, School of Infantry East, during a Mk 153 shoulder-launched multipurpose assault weapon simulation at the Indoor Simulated Marksmanship Trainer on Camp Geiger, on April 18, 2018. The purpose of the ISMT training is to prepare the students for live-fire exercises. ( Marine Corps photo by Lance Cpl. Ginnie Lee)


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