Lance Cpl. Brandon Tellez inserts a buffer body group

Lance Cpl. Brandon Tellez inserts a buffer body group into a Browning M2 .50-caliber machine gun during a non-infantry basic machine gunners’ course from Jan. 25-29, 2016. Marines and Sailors with Combat Logistics Battalion 7 are required to provide combat logistics support to infantry units. The course provides and instills skills needed throughout its training days and is tailored to improve the Marines' and Sailors' combat effectiveness to increase their sense of self-reliance. (U.S. Marine Corps photo by Cpl. April L. Price/Released)