What we know so far about the American Airlines-Black Hawk helicopter crash
The search and rescue mission was transitioning to a recovery mission, and no survivors were expected, DC Fire and EMS Chief ...
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Map shows 3D-view of approximate paths of the two aircraft that collided near Washington, D.C.
A 3D rendering shows the approximate altitude and paths of the plane and helicopter moments before the collision.
A visual timeline of the collision between a passenger plane and a Black Hawk helicopter in DC
Through maps, videos, photos and radio transmissions, CNN is piecing together what occurred during the deadly, midair collision.