Lance Cpl. Darren J. Duhaime, a small arms repairer/technician with 5th Battalion, 11th Marine Regiment, 1st Marine Division, engages a target with an M-16A4 service rifle during a machine gun range at Fort Greely, Alaska, Feb. 22, 2020, in preparation for exercise Arctic Edge 2020. Arctic Edge enables Marines to quickly identify threats in the arctic, respond promptly and effectively, and shape security to mitigate future threats. (U.S. Marine Corps photo by Lance Cpl. Jose Gonzalez)