What we know about the American Airlines plane and Army helicopter crash over D.C.'s Potomac River
A regional jet carrying 64 people collided with an Army Black Hawk helicopter. Reagan National Airport grounded all flights.
DC crash investigators recover cockpit voice recorder and flight data from doomed American Airlines plane: Live updates
Sixty passengers, four crew, and three US Army personnel are believed to be dead after the collision 400ft over the Potomac ...