U.S. Marine Sgt. Josh McDonald, instructor, examines a target during range training course with Guatemalan marines March 10, 2016, Guatemala. The Guatemalan marines completed a four-week course with U.S. Marines trainers to hone their skills in small team movements and countering drug traffickers in urban environments. (U.S. Air Force photo by Staff Sgt. Westin Warburton/RELEASED)