Lethality

Sgt. Charles P. Retter (right), motor transport maintenance chief with 4th Medical Battalion, 4th Marine Logistics Group, Marine Forces Reserve, teaches Marines how to properly utilize new trailers for the 7-ton truck during Exercise Global Medic at Fort McCoy, Wisconsin, Aug. 18, 2016. By explaining how new equipment is used, Retter is ensuring that his Marines will be ready in a combat zone to use their skills to fulfill the mission requirements. (U.S. Marine Corps photo by Lance Cpl. Melissa Martens/Released)