1.   ValuJet Inc. won permission to fly again, more than three months after the airline was grounded following a fatal crash.

2.   ValuJet Inc. won permission to fly again, more than three months after it was grounded following a fatal crash.

3.   All other aircrafts were grounded following the collision.

4.   Investigators found box cutters aboard at least two other airplanes that were grounded following the hijackings.

5.   The government has in the past ordered Dorniers, which are made both in Germany and India, to be grounded following crashes and other mishaps.