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

The National Transportation Safety Board will wrap up its public testimony about the fatal midair crash between an Army ...

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

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

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

An emotional three days of hearings into the January midair crash between an Army helicopter and a passenger jet wrapped up ...

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

NTSB hearings and documents revealed failures by the Army and FAA in the Jan. 29 crash of an American Airlines jet and an Army Black Hawk that killed 67.

Investigators from the NTSB questioned experts from the FAA, U.S. Army, MIT and two airlines about technology pilots use to avoid collisions.

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.