A long list of things went wrong in January and contributed to the collision between an Army helicopter and an American ...

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

Tuesday was day two of a three-day hearing on the deadly plane crash at Reagan Airport that took the lives of 67 people in ...

An NTSB investigation into a fatal helicopter-airplane collision in D.C. revealed a faulty helicopter altimeter and prior ...

A deadly midair collision occurred in Washington this January. Sixty-seven people died in the accident. A broken altimeter ...