U.S. Forces Korea, 7th Air Force and 51st Fighter Wing leadership await the arrival of Gen. Lee, Sun-Jin, Chairman of the Republic of Korea Joint Chiefs of Staff and Joint Defense Headquarters chief director, to Osan Air Base, ROK, Jan. 11, 2016. During his visit, Lee had the opportunity to visit various locations across the base including an orientation at the Korean Air Operations Center and a static display featuring the 25th and 36th Fighter Squadrons at the weapons load training facility to discuss A-10 Warthog and F-16 Fighting Falcon capabilities and weapons systems.