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

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

The hearing, the second of three days, is focused on the training guidance of the parties involved in the Jan. 29 incident ...

As hearings unfold into the fatal January plane-helicopter collision near D.C., investigators say the FAA ignored clear ...

The NTSB continued its hearings Thursday into the deadly air collision between a military aircraft and a passenger jet.

The Army helicopter that collided with a plane over D.C. in January had incorrect altitude readings, contributing to the ...

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.

Board Chairwoman Jennifer Homendy has urged the Federal Aviation Administration to improve safety measures, pointing to ...

The NTSB showed the harrowing video of the Jan. 29 crash over the Potomac River as the agency kicked off a three-day hearing ...

It's been six months since 67 people were killed in a midair collision over the Potomac River, and now lawmakers say they are ...

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

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