U.S. authorities said on Thursday it was not yet clear why a regional jet crashed into a U.S. Army helicopter at a Washington ...

Investigators were able on Friday to recover the helicopter's black box, which captures flight data and voices in the cockpit ...

The American Airlines plane and an Army helicopter collided as the plane was landing Wednesday night at Ronald Reagan ...

Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel are feared dead as a recovery ...

Investigators have announced that the black box from the Army Black Hawk helicopter that collided with a commercial jetliner ...

Federal officials say they've recovered black boxes from the plane and helicopter involved in Wednesday's deadly crash in ...

U.S. authorities restricted helicopter flights near Reagan Washington National Airport on Friday, after a midair collision ...

Investigators have recovered the black boxes from both aircraft involved in the deadly midair collision near Washington, D.C.

The investigation into the United States' deadliest plane crash in more than 20 years has started. The black boxes retrieved from the American Airlines plane and the military helicopter that collided ...

Black boxes hold critical data that helps investigators understand plane crashes. Here’s how they work and why they’re key to aviation safety.