What are Black Hawk helicopters and how are they used? What to know after the D.C. aircraft crash
The military helicopter that collided with a regional jet near Ronald Reagan Washington National Airport, in a crash that ...
DC plane crash: A timeline of the deadly collision
Dozens of people are presumed dead after an American Airlines flight collided with a military helicopter near Ronald Reagan ...
What to know about the deadly American Airlines and Black Hawk helicopter collision
Emergency vehicles and rescue crews gather along the Potomac River near Reagan Airport after an air crash near Washington, DC ...