DC helicopter route permanently closed after fatal Black Hawk crash
The move follows federal investigators's call for a ban on helo flights on the route, citing a string of near misses in ...
The Washington Post10d
FAA permanently shuts helicopter route where Black Hawk struck airliner
At the time of the January crash, the Black Hawk was using a helicopter ... investigators confirmed, and the helicopter involved in the crash was flying above an altitude limit of 200 feet.