U.S. Marines with Marine Heavy Helicopter Squadron (HMH) 464, Detachment A, 31st Marine Expeditionary Unit, conduct a logistic resupply mission in a CH-53E Super Stallion helicopter from the U.S.S. Sacagawea during exercise Ssang Yong 2014 on April 1, 2014. Exercise Ssang Yong is conducted annually in the Republic of Korea (ROK) to enhance the interoperability of U.S. and ROK forces by performing a full spectrum of amphibious operations while showcasing sea-based power projection in the Pacific. (U.S. Marine Corps Photo by Chief Warrant Officer Clinton Runyon, MCIPAC Combat Camera/Released).