Col. Shawn Keller, outgoing commander of the 123rd Mission Support Group, speaks during a change-of-command ceremony for the unit at the Kentucky Air National Guard Base in Louisville, Ky., July 21, 2024. Assuming command of the group is Lt. Col. Kevin Krauss, former deputy commander of the 123rd Contingency Response Group. (U.S. Air National Guard photo by Master Sgt. Joshua Horton)