39th ABW commander, 447th EAMS build bombs
U.S. Air Force Col. David Eaglin, 39th Air Base Wing commander, applies sealant to an FZU-63 initiator during a bomb build June 16, 2017, at Incirlik Air Base, Turkey. The component is part of a joint direct attack munition GBU-31. (U.S. Air Force photo by Airman 1st Class Kristan Campbell