A Marine with 3rd Force Reconnaissance Company, 4th Marine Division, assembles his rifle during sniper training at Camp Shelby, Mississippi, on June 6, 2021. The Marines trained with the M107 semi-automatic long-range sniper rifle, an anti-materiel rifle that fires .50 caliber ammunition out to a maximum effective range of 2000 meters. (U.S. Marine Corps photo by Lance Cpl. David Intriago)