At their closest points, helicopters and planes routinely flew within 75 feet near the airport, according to the NTSB.

The National Transportation Safety Board is launching a three-day investigation hearing on the D.C. plane crash that left 67 ...

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

The National Transportation Safety Board questioned witnesses Friday on collision avoidance technology and organizational ...

A long list of things went wrong in January and contributed to the collision between an Army helicopter and an American ...

New details are emerging about the deadly collision between an American Airlines flight and an Army helicopter in January ...

The NTSB began its hearings looking into the deadly January air crash between a military vehicle and a passenger jet.

Tim Lilley, father of co-pilot killed in DC crash Sam Lilley, discusses his fight for aviation safety changes after a ...

The communications between pilots and air traffic control were laid out in a visual timeline in Day One of the NTSB ...

Investigators found the helicopter was flying higher than it should have been over the Potomac River in Washington. Its ...

A Senator accused the FAA and US Army of a “string of systemic failures” after hearing evidence from an NTSB hearing into a ...