Don Cagle arrived at the appointment, was hired by Delta, and after thirteen years of military service resigned his commission in January 1969. Cagle was an instructor and evaluation pilot at Delta, before moving to management as Chief Pilot of the International Base after they took over the assets of Pan-Am. He retired from Delta in 1997. During several recent interviews he claims to have no recollection whatsoever of the UFO events. See also: Runyon 2000, 8-9; Runyon 2005, 18; and McCaslin 2001, 27-28.