sentences:  In 1958, the 2259th Center was inactivated and some of its personnel were absorbed by the wing.In place of active duty support for reserve units, ConAC adopted the Air Reserve Technician program, in which a cadre of the unit consisted of full-time personnel who were simultaneously civilian employees of the Air Force and also held military rank as members of the reserves.During the first half of 1955, the Air Force began detaching Air Force Reserve squadrons from their parent wing locations to separate sites.