| Date: | September 20, 1989 |
| Location: | La Guardia Airport, New York, NY |
| Aircraft: | Boeing B-737-401 |
| Reg: | N416US |
| Airline: | USAir |
| Flight No: | 5050 |
| Fatalities: | 63 : 2 |
| During an aborted takeoff, the aircraft overran the runway, hit a wooden approach lighting pier and came to rest partially submerged in shallow water in Bowery Bay. The failure of the captain to exercise his authority in a timely manner to reject or continue the troubled takeoff which was initiated by a mistrimmed rudder. |