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

Tests raised questions about whether instruments in an Army Black Hawk helicopter may have led pilots to believe they were at ...

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

Three days of investigative hearings on the deadly midair collision over Washington in January begin Wednesday and aim to ...

The NTSB continued its hearings Thursday into the deadly air collision between a military aircraft and a passenger jet.

FILE PHOTO: A crane retrieves part of the wreckage from the Potomac River, in the aftermath of the collision of American ...

The board focused on air traffic control and heard it was common for pilots to ask to use visual separation — relying on ...

The National Transportation Safety Board on July 30 played an animation of the deadly midair collision near Washington's ...

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

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