The Army helicopter that collided with a plane over D.C. in January had incorrect altitude readings, contributing to the ...

At their closest points, helicopters and planes routinely flew within 75 feet near the airport, according to the NTSB.

The army helicopter that crashed into a passenger jet over Washington DC was flying too high, investigators have concluded.

The NTSB showed the harrowing video of the Jan. 29 crash over the Potomac River as the agency kicked off a three-day hearing ...

During the hearings, the NTSB was told that the Army helicopter never heard the command from the air traffic controller to ...

Investigators testifying at a hearing into the January's mid-air crash in DC suggest faulty altitude data may have led to a ...

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

New details are emerging about the deadly collision between an American Airlines flight and an Army helicopter in January ...

Air traffic controller failed to notify commercial plane crew about approaching Army helicopter before Washington D.C.

The pilots of a Black Hawk helicopter that collided with a passenger jet near Washington Reagan National Airport in January ...

The first of the National Transportation Safety Board’s three days of investigative hearings is underway to help determine what caused the deadly midair collision on January 29 between an Army ...

The National Transportation Safety Board will question witnesses Thursday about air traffic control training, a key part of ...