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

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

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

A deadly collision occurred near Reagan National Airport. A US Army Black Hawk helicopter and a passenger jet crashed. All 67 ...