U.S. Air Force Gen. Terrence O’Shaugnessy, Commander, NORAD and U.S. Northern Command, greets Lt. Gen. R. Scott Williams, Commander, 1st Air Force (Air Forces Northern) – Continental U.S. NORAD Region, at the start a day-long visit with the organization. While here, O’Shaughnessy received several enterprise-related update briefings and shared his thoughts about his priorities during an afternoon All Call. (Air Force photo by Mary McHale)