Members of the Japan Ground Self-Defense Force train

Members of the Japan Ground Self-Defense Force train alongside U.S. Marines with the MV-22B Osprey during the final key event of Exercise Iron Fist 2013, at Marine Corps Base Camp Pendleton, Feb. 13, 2013. During Exercise Iron Fist 2013, the 13th Marine Expeditionary Unit and JGSDF will spend three weeks participating in bilateral training to improve their interoperability, enhance military-to-military relations, and sharpen skills essential to crisis response.(U.S. Marine Corps photo by Capt. Esteban Vickers/Released)