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

The Army goggles would have made it difficult to see the plane's colored lights, which might have helped the Black Hawk ...

Three days of investigative hearings on the deadly midair collision over Washington in January begin Wednesday and aim to ...

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

Tuesday was day two of a three-day hearing on the deadly plane crash at Reagan Airport that took the lives of 67 people in ...

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.

There were 64 people on American Airlines flight 5342 and three people on a U.S. Army Blackhawk helicopter when the two ...

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

NTSB report says both pilots in fatal Lowell plane crash were qualified; no distress observed before the crash.

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