Corporal Joshua Boozer, an ammunition technician assigned to Company B, 1st Tank Battalion, 1st Marine Division, sprints on a track aboard Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Oct. 7, 2015. Boozer participated and won the U.S. Marine Corps High Intensity Tactical Training Ultimate Tactical Athlete Championship. (U.S. Marine Corps photo by Lance Cpl. Levi Schultz) - Corporal Joshua Boozer, an ammunition technician assigned to Company B, 1st Tank Battalion, 1st Marine Division, sprints on a track aboard Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Oct. 7, 2015. Boozer participated and won the U.S. Marine Corps High Intensity Tactical Training Ultimate Tactical Athlete Championship. (U.S. Marine Corps photo by Lance Cpl. Levi Schultz)