200501-F-AU145-1167
U.S. Air Force Col. Thomas P. Sherman, 88th Air Base Wing commander, right, delivers a challenge coin from Secretary of the Air Force Barbara Barrett to Tech. Sgt. Jacob Grimes, left, manpower team chief, 88th Medical Group at Wright-Patterson Air Force Base, Ohio, May 1, 2020. Barrett met with Wright-Patt personnel and toured several facilities at the base the previous week including the Medical Center and the U.S. Air Force School of Aerospace Medicine Epidemiology Laboratory, which is responsible for analyzing a majority of the COVID-19 tests in the Air Force. (U.S. Air Force photo by Ty Greenlees)