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

Friday saw the final day of public testimony to the National Transportation Safety Board over the fatal midair crash – which occurred almost exactly six months ago in February ...

The goggles also limited the pilots' peripheral vision as they flew near Ronald Reagan Washington National Airport.

The NTSB heard testimony from air traffic controllers, the Federal Aviation Administration and the Army about the mid-air collision of an Army helicopter and passenger plane.

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

Investigators probing the January midair collision of a passenger plane and an Army helicopter over Washington that killed 67 people found the chopper was flying higher than the it should have been ...

The loved ones of the Livingston family that perished in the deadly D.C. plane crash when a US Black Hawk collided mid-air ...

The National Transportation Safety Board wrapped up a three-day investigative hearing into the mid-air collision between a ...

Documents released in the inquiry into the deadly midair collision over the Potomac River on Jan. 29 reveal new details about ...

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