DAYTON, Ohio – David Hills (red jacket) received the 2018 Director’s Award for Volunteer of the Year for his dedication and excellence in serving the National Museum of the U.S. Air Force. (from left to right) Museum Director David Tillotson III, Maj. Gen. Carl E. Schaefer Deputy Commander, Air Force Materiel Command, Volunteer David Hills, and Air Force Museum Foundation Board of Trustees President Col.(Ret.) Susan E. Richardson. (U.S. Air Force photo)