Col. Michael A. Cooper, commander of the 123rd Medical Group, retires from military service during a ceremony at the Kentucky Air National Guard Base in Louisville, Ky., Sept. 11, 2022. Cooper served for 30 years in the Kentucky Army National Guard, Air Force Reserve and Kentucky Air National Guard. (U.S. Air National Guard photo by Dale Greer)

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Photo by: Dale Greer |  VIRIN: 220911-Z-VT419-1413.JPG