U.S. Marines Combat Skills Training Instructors with 1st Marine Logistics Group, Combat Skills Training School (CSTS), fire a M224 60mm Lightweight Mortar at Camp Pendleton, California
#USMarines with CSTS are responsible for the familiarization and sustainment of basic #Military combat skills for non-infantry Marines.
"The appearance of #US Department of Defense (DoD) visual information does not imply or constitute DoD endorsement."
Credit to : U.S. Marine Corps video by LCpl. Aldo Sessarego
