An American Airlines regional jet went down in the Potomac River near Washington, D.C.'s Ronald Reagan Washington National Airport after colliding with a U.S. Army Black Hawk helicopter on Wednesday ...

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

Air traffic controller 'left shift early' before American Airlines disaster - None of the 67 passengers and crew are believed to have survived, as investigators work on ‘black boxes’ found in the ruin ...

In seconds, the wreckage of each aircraft plunged into the icy Potomac River, the victims with it. All perished.