CAMP LEJUENE, N.C. (Dec. 11, 2021) U.S. Navy Hospital Corpsman 2nd Class Brandon Colon, assigned to 2nd Maintenance Battalion, 2nd Marine Logistics Group, provides first aid to a simulated injured Marine during a battalion field training exercise at a military operations in urban terrain training area at Camp Lejeune, N.C., Dec. 11, 2021. Marines with 2nd Maintenance Battalion train to develop proficiency in operating as a multifunctional combat service support unit in a command and control degraded and denied environment. (U.S. Marine Corps photo by Lance Cpl. Meshaq Hylton)