KUNSAN AIR BASE, Republic of Korea --   Airmen 1st Class Vincent Lancia and Sinjin Bunag, 8th Maintenance Squadron external tank farm augmentees, tighten bolts on an external fuel tank at Kunsan Air Base, Republic of Korea, Dec. 8, 2020. Augmentees helped maintainers at the external tank farm construct 370-gallon wing fuel tanks, for additional fuel storage on F-16 Fighting Falcons. (U.S. Air Force photo by Tech. Sgt. Kristin S. High)