Chief Master Sergeant of the Air Force JoAnne S. Bass is briefed during her visit to the U.S. Air Force School of Aerospace Medicine’s molecular diagnostics lab, during a tour of the Epidemiology Lab inside the U.S. Air Force School of Aerospace Medicine, June 3, 2021, as part of a three-day tour of Wright-Patterson Air Force Base, Ohio. Bass visited several units within the 88th Air Base Wing, Air Force Materiel Command, Air Force Life Cycle Management Center and AFRL. (U.S. Air Force photo by Airmen 1st Class Alexandria Fulton)