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

Air traffic controller failed to notify commercial plane crew about approaching Army helicopter before Washington D.C.

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

Investigators so far have highlighted several factors that may have contributed to the collision, which left 67 people dead.

Friday was the final day of the National Transportation Safety Board's (NTSB) three-day hearing on the deadly plane crash at ...

Air traffic controllers reportedly warned about the hazards of helicopter traffic near the airport for years leading up to ...

The new details were part of thousands of documents -- including new video from the end of the runway showing the crash -- the National Transportation Safety Board released.

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

The investigative minds at Debunked examine the science and safety measures that increase your chances of surviving a plane ...

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

HEARTBREAKING footage has emerged showing a toddler playing around a small plane just days before it crashed and killed the ...

Federal investigators opened a three-day inquiry Wednesday into the January plane crash that killed 67 people over Washington ...