Col. Jacqueline Van Ovost, 12th Flying Training Wing commander, affixes a 50-year service pin to the lapel of Scott Shepherd III, 12th Civil Engineer Division cultural resources manager, during a ceremony June 15. Mr. Shepherd, who was also awarded an Exemplary Civilian Service to the Department of the Air Force medal at the ceremony, retired as a senior master sergeant in 1979 before joining the civil service in 1982. (U.S. Air Force photo by Rich McFadden)