Investigators are working to determine the exact altitude of the doomed helicopter and whether its crew was using night vision goggles.

As the National Transportation Safety Board (NTSB) conducts an official investigation into what caused an American Airlines jet and Black Hawk helicopter to collide and crash into the Potomac River, ...

Latest news and live updates after a Black Hawk helicopter collided with an American Airlines jet over the Potomac River this week, killing 67 people.

An American Airlines regional jet went down in the Potomac River near Ronald Reagan Washington National Airport.

Investigators are examining the actions of the military pilot and air traffic control. Full NTSB investigations typically take at least a year, though investigators hope to have a preliminary report ...

Air ambulance flight crashed near Roosevelt Mall about 30 seconds after taking off from Northeast Philadelphia Airport, potentially killing six ...