Marines with Headquarters and Service Company, 2nd Maintenance Battalion, 2nd Marine Logistics Group receive instructions on a .50-caliber M2 machine gun during a field exercise held by the company aboard Camp Lejeune, N.C., May 9, 2013. Approximately 20 servicemembers with HqSvc. Co. trained with M2s under the supervision of machine gunners with 2nd Battalion, 9th Marine Regiment, 2nd Marine Division