Boom Fundamentals Class 20-006 Airmen from the Career Enlisted Aviator Center of Excellence, Joint Base San Antonio-Lackland, Texas, pause for a group photo with the crew of a KC-135 Stratotanker aircraft from the 6th Air Refueling Wing, MacDill Air Force Base, Florida, at Kelly Field, Texas, Jan. 27-31, 2020. These Airmen had just graduated the Enlisted Aircrew Undergraduate Course and begun their Basic Boom Operator Course. (U.S. Air Force photo by Staff Sgt. Tyler Williams)