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.
It appears all involved were killed, which would make this the deadliest U.S. air crash in nearly 24 years. Authorities were continuing to search for remains on Thursday. D.C. fire and EMS chief John ...
Reports by pilots and government investigators show how concerns over coordinating airplane and helicopter traffic at Reagan National Airport go back decades.