Air crash investigations can take months, and federal investigators told reporters they would not speculate on the cause.

Divers are expected to return to the Potomac River as part of the recovery and investigation after the United States' deadliest aviation disaster in almost a quarter century.

The National Transportation Safety Board said it was too soon to speculate the cause of the deadly crash above the Potomac ...

An Army Black Hawk helicopter collided with a regional jet near Ronald Reagan Washington National Airport on Wednesday evening, U.S. officials confirmed to ABC News.

Trump started his briefing with a moment of silence to commemorate the lost lives before his remarks became a blame game.

The soldiers on the helicopter that collided with an American Airlines jet on Wednesday night were from the 12th Combat ...

Divers are expected to return to the Potomac River on Friday as part of the recovery and investigation after a midair ...

A regional jet carrying 64 people collided with an Army Black Hawk helicopter. Reagan National Airport grounded all flights.

An American Airlines plane carrying 60 passengers and four crew members collided with an Army Black Hawk helicopter outside ...

Investigators have recovered the black boxes from the American Airlines jet involved in a mid-air collision with a U.S. Army ...

Defense Secretary Pete Hegseth said the Army’s 12th Aviation Battalion that includes the Black Hawk helicopter involved in the deadly crash near Ronald Reagan National Airport has been granted a ...

Defense Secretary Pete Hegseth calls the deadly aircraft collision involving a Black Hawk and a civilian airliner "a tragedy" ...