TWA Flight 553

Trans World Airlines (TWA) Flight 553, registration N1063T, was a McDonnell Douglas DC-9-15 jet airliner operated by Trans World Airlines in American airspace en route from Pittsburgh to Dayton. While descending toward Dayton about 29 miles from the airport, the flight collided in mid-air with a Beechcraft Baron (a small general aviation airplane) near Urbana, Ohio on March 9, 1967. All 25 people on board the DC-9 were killed, as was the pilot of the Beechcraft, its sole occupant.