A Marine with 1st Marine Raider Battalion fires a .50 caliber Special Application Scoped Rifle during a Company Collective Exercise aboard Marine Corps Base Camp Pendleton, Calif., Oct. 7, 2015. Marine Special Operations Company C, 1st Marine Raider Battalion, U.S. Marine Corps Forces, Special Operations Command spent the first phase of their three-phase Company Collective Exercise practicing Foreign Internal Defense aboard Marine Corps Base Camp Pendleton, Calif., Oct. 5-8. - A Marine with 1st Marine Raider Battalion fires a .50 caliber Special Application Scoped Rifle during a Company Collective Exercise aboard Marine Corps Base Camp Pendleton, Calif., Oct. 7, 2015. Marine Special Operations Company C, 1st Marine Raider Battalion, U.S. Marine Corps Forces, Special Operations Command spent the first phase of their three-phase Company Collective Exercise practicing Foreign Internal Defense aboard Marine Corps Base Camp Pendleton, Calif., Oct. 5-8.