Development work on the Air Force's next-generation unmanned aircraft has been put on hold to allow service officials a chance to integrate a number of new capabilities into the program. "We are taking a pause" on MQ-X development to determine "what we really want in this next-generation system," Lt. Gen. David Deptula, Air Force deputy chief of staff for intelligence, surveillance and reconnaissance, said today after his presentation at an unmanned aerial vehicles symposium in Vienna, VA. Because the MQ-X...