South Korean marines, standing, teach their command structure to U.S. Marines with the III Marine Expeditionary Force during a command brief as part of Marine Expeditionary Force Exercise (MEFEX) 2014 March 14, 2014, in Pohang, South Korea. MEFEX 2014 was a U.S. Marine Corps Forces Pacific-sponsored series of exercises between the U.S. Navy and Marine Corps and South Korean forces. Among the exercises were the Korea Marine Exercise Program, Freedom Banner 14, Ssang Yong 14, Key Resolve 14 and the Combined Marine Component Command 14 command post exercise.