Boeing has told the Air Force it can deliver the first VC-25B jet -- the eventual replacement for presidential aircraft Air Force One -- by 2027, if some of the program's requirements are altered, a top service official said today. “We are looking at the requirements that are being potentially traded off to get to that date, and so I do not necessarily guarantee that date, but they're proposing to bring it into [fiscal year 20]27,” Darlene Costello, principal deputy...