U.S. Marines with Delta Battery, 2nd Battalion, 14th Marine Regiment, III Marine Expeditionary Force move a High Mobility Artillery Rocket System into its firing position during a live-fire scenario March 27, 2014, at Rodriguez Range near Paju, South Korea, as part of exercise Sang Yong 2014. Ssang Yong is a combined U.S.-South Korean combat readiness and joint/combined interoperability exercise designed to advance South Korean command and control capabilities through amphibious operations.