BREAKING: NORAD scrambles jets to track unresponsive plane from Rochester, NY heading to Florida. http://t.co/f87v61DanN

— New York Daily News (@NYDailyNews) September 5, 2014

There was an incident just a few days ago where a passenger plane with a single occupant on board violated a NOTAM in the DC area; turned out the pilot had apparently had some kind of medical issue rendering him unconscious, and the plane later crashed in the Atlantic Ocean.