Business Insider reviewed official briefings, flight data, and air traffic control audio tapes to piece together what ...
An American Airlines regional jet went down in the Potomac River near Ronald Reagan Washington National Airport.
An American Airlines flight crashed into a U.S. Army Black Hawk Helicopter over the Potomac River as it approached Ronald Reagan Washington National Airport.
Altitude, staffing and communication are some of the aspects that investigators will evaluate. The crash killed all 67 people ...