A Spirit Airlines pilot was given an emotional send-off into retirement by another airline after what was supposed to be his final flight was canceled amid Spirit’s sudden collapse on Saturday. Jon Jackson had been scheduled to fly his final flight into Baltimore-Washington international airport on Saturday when the low-cost airline ceased operations after running out of cash and rescue talks with the Trump administration failed. So instead, Jackson boarded a Southwest flight to get back to Baltimore from Fort Lauderdale. During the flight, his son Chris, a Southwest pilot, “casually mentioned