There's an "intolerable risk to aviation safety" with helicopters and planes flying too close to each other near DCA.

The board determined that the existing separation distance between planes and helicopters at Reagan National Airport is ...

NTSB Chairwoman Jennifer Homendy told reporters last month that the Black Hawk’s cockpit recorder suggested an incomplete ...

The National Transportation Safety Board is expected to release its preliminary report today on the mid-air collision between ...