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

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

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

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

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

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

Investigators have found that a helicopter involved in a deadly crash with a passenger plane over Washington was flying above ...

The first of the National Transportation Safety Board’s three days of investigative hearings is underway to help determine ...

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

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

The National Transportation Safety Board on Thursday continued to grill officials from the Army, air traffic controllers and ...

Six months after a deadly midair collision near Washington, D.C., investigators are holding three days of hearings to uncover ...