Lance Cpl. Mason McGuff, administrative specialist, air control training squadron, Marine Corps Communication Electronics School, performs 10 medicine ball slams during a High Intensity Tactical Training Tactical Athlete Championship at the 11 Area Football Field aboard Marine Corps Base Camp Pendleton, Calif., August 30, 2017. The fast paced competition challenged participants mentally and physically to become fit and adaptable Marines capable of fighting in any clime and place. - Lance Cpl. Mason McGuff, administrative specialist, air control training squadron, Marine Corps Communication Electronics School, performs 10 medicine ball slams during a High Intensity Tactical Training Tactical Athlete Championship at the 11 Area Football Field aboard Marine Corps Base Camp Pendleton, Calif., August 30, 2017. The fast paced competition challenged participants mentally and physically to become fit and adaptable Marines capable of fighting in any clime and place. (U.S. Marine Corps photo by Pfc. Margaret Gale)