A U.S. Marine Corps MV-22B Osprey take flight after a static display presented by Marines of the 31st Marine Expeditionary Unit to Republic of Korea Marines and sailors on Camp Hansen, Okinawa, Japan, Nov.30, 2016. 31st MEU Marines continue to participate in events with their ROK counterparts to strengthen interoperability and partnerships. (U.S. Marine Corps photo by Lance Cpl. Jorge A. Rosales/released) - A U.S. Marine Corps MV-22B Osprey take flight after a static display presented by Marines of the 31st Marine Expeditionary Unit to Republic of Korea Marines and sailors on Camp Hansen, Okinawa, Japan, Nov.30, 2016. 31st MEU Marines continue to participate in events with their ROK counterparts to strengthen interoperability and partnerships. (U.S. Marine Corps photo by Lance Cpl. Jorge A. Rosales/released)