Building for the buffs
Senior Airman Spencer Wiesner, 2nd Munitions Squadron conventional maintenance technician, deployed from Barksdale Air Force Base, La., cleans out threads on a Guided Bomb Unit - 38 at RAF Fairford, England, March 21, 2019. The threads had to be cleaned to ensure lugs sat correctly inside them as the GBU-38s were assembled. (U.S. Air Force photo by Airman 1st Class Tessa B. Corrick)