Staff Sgt. Frank Ruckel, 49th Maintenance Squadron Aircraft Metals Technology shift lead, inspects the welds on a 600-pound external fuel tank at Holloman Air Force Base, N.M., April 6, 2015. The external fuel tank is used on the F-16 Falcon to increase flight duration. (U.S. Air Force photo by Staff Sgt. E’Lysia A. Wray/Released)
Staff Sgt. Elysia Wray
Taken on 6 April 2015
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