The Douglas DC-9, the first airliner to have rear-mounted jet engines, makes its first flight. It enters service on Dec. 8 with Delta Air Lines.
In the final few hours before the Senate adjourned for its Memorial Day recess on May 26, lawmakers approved a raft of some 3,400 pending military nominations, including a number of high-profile Air Force and Space Force generals to assignments that will significantly reshape some of the upper echelons of…