H-21B
U.S. Air Force Master Sgt. Matthew Tabor, 314th Maintenance Group quality assurance chief inspector, smashes a bottle to christen an H-21B helicopter in Heritage Park July 14, 2016, at Little Rock Air Force Base, Ark. Volunteers from the 314th Maintenance Group refurbished, transported and installed the H-21B static display. (U.S. Air Force photo/Senior Airman Harry Brexel)