U.S. Air Force Maj Richard Brocksmith, 88th Medical Group, nurse anesthetist, listens to instructions from Maj. Holly Holko, 88MDG medical services flight commander and receives the COVID-19 vaccine administered by Dale Guinther, 88MDG, nurse, at Wright-Patterson Air Force Base, Ohio on Jan. 4, 2021. Portions of this photo have been altered for security reasons. (U.S. Air Force photo by Ty Greenlees)