Lt. Gen. James Hecker (left), Air University commander and president, presents the Air University Detachment 1 (Air Force Institute of Technology) guidon to Col. Paul Harmer during a change-of-command ceremony July28 at the AFIT campus on Wright-Patterson Air Force Base. Harmer assumes command from Col. Paul Cotellesso, who retired after 30 years of military service. (U.S. Air Force photo by R.J. Oriez)