From left: Gen. Duke Z. Richardson, commander, Air Force Materiel Command; Chief Master Sgt. Bill Fitch, Air Force Research Laboratory command chief; Maj. Gen. Heather L. Pringle, outgoing AFRL commander; and Brig. Gen. Scott A. Cain, AFRL commander, stand before the audience during a change of command ceremony for AFRL at the National Museum of the U.S Air Force, June 5, 2023. Cain was chosen to be the 13th commander of AFRL and said he looks forward to the new position. He previously served as director of Air, Space and Cyberspace Operations at Headquarters, Air Force Materiel Command. (U.S. Air Force photo / Keith Lewis)