As investigators try to uncover what happened when an airplane and a helicopter collided over the Potomac River, here is the latest information.

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

A miscommunication and bad data may have contributed to last month’s deadly crash near Reagan National Airport.

At least three Russian figure skaters were among those killed after an American Airlines plane collided with a military ...

While authorities focus on the cause of the US's deadliest aviation disaster since 2001, families are mourning their loved ...

The Bombardier CRJ700 regional jet and Black Hawk helicopter both crashed into the icy Potomac River after colliding midair.

The Black Hawk helicopter that crashed into an American Airlines flight was alerted to the plane’s presence by air control ...

American Airlines Flight 5342 from Wichita, Kansas, was attempting to land when the plane and a Black Hawk helicopter ...