Col. Lea Kirkwood, Director of the Agile Combat Support Directorate (left) presents a directorate coin to John Carr for his contributions as the deputy director of the directorate's Simulators Division. The occasion was Carr's retirement ceremony on Wright-Patterson Air Force Base, Ohio, Oct. 29, 2021. For nearly five decades Carr served the Air Force in various capacities. He is a class of '73 United States Air Force Academy graduate,. He went on to serve in uniform, then as a government contractor and finally as a civil servant. (U.S. Air Force photo by Jim Varhegyi)