Investigators are still unable to answer how high the helicopter was flying.

The Black Hawk that collided with an American Airlines jet in January may not have had accurate altitude readings, ...

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.

The U.S. Army Black Hawk crew possibly didn't know there was an impending collision with a American Airlines jet in ...

Voice recordings from the Black Hawk helicopter involved in the crash with a commuter plan in Washington, DC, on January 29 ...

The NTSB says pilots of the airplane that crashed into a military helicopter in Washington, DC tried to quickly climb a second before the crash. The American Airlines flight crashed into a ...

With American Airlines Flight 5342 from Wichita, Kan., descending to land at Ronald Reagan Washington National Airport, the control tower warned the Black Hawk pilots to “pass behind” the looming ...

The portion of the transmission that stated 'pass behind', may not have been received by the Black Hawk crew,” NTSB Chair Jennifer Homendy said.

The National Transportation Safety Board disclosed new details about the collision between the helicopter and an American ...

Analysis of black box shows ‘conflicting information’ and suggests cockpit may not have seen accurate altitude information ...

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