First Lt. Dave Ludington, 8th Flying Training Squadron instructor pilot, demonstrates an oxygen mask connection to Junior ROTC cadet Alex Owen while cadet William Payne looks on. Cadets from the Enid (Okla.) High School Junior ROTC detatchment visted the 8th FTS at Vance Air Force Base Feb. 8 as part of the squadron's heritage week Feb. 7 to 14. The event is part of Vance's year-long commemoration of the Air Force's 60th anniversary. (Photo by 2nd Lt. Agneta Murnan)