Marine Corps Pvt. Alexander D. Klopfenstein stands in a basic warrior stance during the body sparring event of the Crucible at Edson Range, Marine Corps Base Camp Pendleton, Calif., July 1, 2014. U.S. Marine Corps photo by Cpl. Tyler Viglione Marine Corps Pvt. Alexander D. Klopfenstein stands in a basic warrior stance during the body sparring event of the Crucible at Edson Range, Marine Corps Base Camp Pendleton, Calif., July 1, 2014. U.S. Marine Corps photo by Cpl. Tyler Viglione SHARE: Download: Full Size (0.65 MB) Credit: VIRIN: 056306-P-AOR98-165.jpg Photo Gallery