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KUNSAN AIR BASE, Republic of Korea -- U.S. Air Force Staff Sgt. Joshua An, Cobra Fighter Generation Squadron dedicated crew chief, signals to an F-16 Fighting Falcon during the first Republic of Korea and U.S. cross-servicing demonstration at Kunsan Air Base, Republic of Korea, Oct. 18, 2024. The purpose of cross-servicing training is to equip the U.S. and ROK Air Forces with the capability to receive each services’ jets, service them, and send them back into the air. (U.S. Air Force photo by Senior Airman Brooke Wise)