The Air Force's deputy chief of staff for strategic deterrence and nuclear integration has attempted to close the door on the discussion of whether the Air Force will eventually pursue a mobile basing option for its replacement intercontinental ballistic missile, the Ground-Based Strategic Deterrent. "The GBSD is a silo-based system. Period," Lt. Gen. Jack Weinstein said during an Aug. 4 breakfast on Capitol Hill. Weinstein was asked whether the service is asking companies to design the GBSD in such a...
