Acting Secretary of the Air Force John P. Roth (right) and Gen. Arnold W. Bunch Jr., commander, Air Force Materiel Command, listen to a presentation about the U.S. Air Force School of Aerospace Medicine Epidemiology Laboratory at Wright-Patterson Air Force Base, Ohio, March 23, 2021. The lab is responsible for analyzing a majority of the COVID-19 tests in the Air Force. Roth met with Air Force personnel and toured several facilities at the base including the National Air and Space Intelligence Center. (U.S. Air Force photo by Ty Greenlees)