Royal Thai Marines with the 3rd Small Arms Company, 7th Battalion, 3rd Regiment, Marine Division and U.S. Marines with Lima Company, 3rd Battalion, 1st Marine Regiment, attached to the 4th Marine Regiment, 3rd Marine Division, III Marine Expeditionary Force exit a U.S. Marine Corps MV-22B Osprey tiltrotor aircraft and set up a security perimeter during Cobra Gold in Ban Chan Krem, Thailand, Feb. 12, 2014. Cobra Gold is a regularly scheduled joint/combined exercise designed to ensure regional peace and strengthen the ability of the Royal Thai Armed Forces to defend Thailand or respond to regional contingencies.