The Army pilots were juggling dark skies, low altitude, a busy airspace and a cockpit without certain traffic detectors ...

The Army Black Hawk helicopter involved in the fatal midair collision in Washington, D.C., had a tracking system turned off, ...

Investigators trying to determine what caused last week’s deadly midair collision between a US military Black Hawk helicopter ...

Newly released data from ground-based radar came out Tuesday suggesting an Army helicopter was higher than it was supposed to ...

Hundreds of families are in mourning after an American Airlines regional jet collided with a U.S. Army Black Hawk helicopter ...

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight ...

Data retrieved by the National Transportation Safety Board confirmed the Army Black Hawk helicopter that crashed into a ...

Technology that would have allowed air traffic controllers to better track the movement of an Army helicopter was turned off ...

The pieces of wreckage recovered Tuesday were lifted by a crane and placed onto a barge with other parts recovered from the ...

The National Transportation Safety Administration says the Army Black Hawk helicopter that collided with an American Airlines ...

The catastrophe immediately raised questions about the close proximity in which helicopters and jetliners soar over the busy ...