Lt. Col. Travis Leighton, 90th Civil Engineer Squadron commander, presents Chief Master Sgt. Thomas Pachniak, 90th CES, with a shadow box during Pachniak’s retirement ceremony June 8 at F. E. Warren Air Force Base, Wyo. Pachniak is joined by his wife, Angie, who is formerly active duty. The left portion of the shadow box commemorates her time in the Air Force where the Pachniaks met. (U.S. Air Force photo by R.J. Oriez)