Col. Hans F. Otto, right, assumes command of the 123rd Medical Group during a ceremony at the Kentucky Air National Guard Base in Louisville, Ky., Sept. 11, 2022. Otto is replacing Col. Michael A. Cooper, second from right, who has led the group since 2014 and is retiring. (U.S. Air National Guard photo by Dale Greer)

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Photo by: Dale Greer |  VIRIN: 220911-Z-VT419-0282.JPG