Traduction libre de (en) We must take immediate steps to protect our present nuclear striking force from surprise attack. Today, more than 90 percent of our retaliatory capacity is made up of aircraft and missiles which have fixed un-protectable bases whose location is known to the Russians. We can only do this by providing SAC with the capability of maintaining a continuous airborne alert and by pressing projects such as the Hound Dog air-ground missile which will enable manned bombers to penetrate Soviet defenses with their weapons. (en) AGM-28 Missile Memos Consulté le 8 octobre 2007.