Memento
U.S. Air Force Staff Sgt. Ian Marietti, 23d Equipment Maintenance Squadron aircraft metals technology craftsman, right, presents Col. Thomas Kunkel, 23d Wing commander, with a memento cut from a water jet machining center, Jan. 25, 2016, at Moody Air Force Base, Ga. Kunkel visited the 23d EMS aircraft metals technology flight to observe their mission and capabilities. (U.S. Air Force photo by Airman Daniel Snider/Released)