Lt. Col. Michael Twining, commander, 75th Security Forces, receives his COVID-19 vaccination from Staff Sgt. Pablo Duran, 75th Medical Group, Jan. 8, 2021, at Hill Air Force Base, Utah. The base's first doses of the vaccination went to first responders and health care professionals. (U.S. Air Force photo by Cynthia Griggs)

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Photo by: Cynthia Griggs |  VIRIN: 210108-F-EF974-1009.JPG