Gunnery Sergeant Thomas Summerilin (center), Company Gunnery Sergeant, Ground Supply School (GSS), Marine Corps Combat Service Support Schools (MCCSSS), addresses the Marines during the GSS Field Meet held aboard Camp Johnson, N.C. on March 13, 2014. The competition encourages camaraderie and motivates the Marines within the school and command. (Combat Camera photo by Lance Corporal Laura Mercado/ Released).