More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed their work at the scene where the aircraft fell into the Potomac River ...

The National Transportation Safety Board provided an update on Friday into the investigation of the deadly Army Black Hawk helicopter and American Airlines flight collision.

On Jan. 29, an American Airlines passenger jet and an Army helicopter collided as the plane prepared to land at Washington ...

Investigators believe the Army helicopter crew involved in the midair collision near Washington, DC may have had inaccurate altitude readings and missed key air traffic control directions.