NTSB looking at possible bad data, missed tower message in Army chopper's collision with jet
The U.S. Army Black Hawk crew possibly didn't know there was an impending collision with a American Airlines jet in ...
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Army helicopter crew in collision with plane may not have heard key instruction from tower
Salvage crews pull up a part of a Black Hawk helicopter near the site in the Potomac River of a mid-air collision between an ...