NTSB Calls For Closing Of Helicopter Route 4 Near Reagan Airport Over "Intolerable Risk"
The NTSB pointed out that the current flight paths of helicopters near Washington-National provide only 75 feet of separation ...
After plane collides with Black Hawk, NTSB urges helicopter ban near Washington airport
The agency says the approved helicopter route is too close to the approach to the runway where an American Eagle plane was ...