U.S. Marine Staff Sgt. Jorge Avila, instructor, translates directions to Guatemalan marines on proper shooting-range safety March 10, 2016, Guatemala, prior to a live fire skills test. The Guatemalan marines completed a final firing-range assessment before graduating a four week training course in which Marine trainers from a U.S. Marine Security Cooperation Team taught basic infantry maneuvers and how to conduct squad-level movements in an urban environment. (U.S. Air Force photo by Staff Sgt. Westin Warburton/RELEASED)