U.S. Marine Corps MV-22 Osprey, with Marine Medium Tiltrotor Squadron 262 supporting Marine Expeditionary Force Exercise (MEFEX) 2014 at Guang Yang Port, South Korea, March 20, 2014. MEFEX will enhance the interoperability between the U.S. Marine air-ground task force and ROK Marine task force while holding amphibious capabilities of each nation's Navy and Marine Corps. (U.S. Marine Corps Photo by Cpl. Sara A. Medina, III MEF Combat Camera/Released)