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

The pilots of a U.S. Army helicopter that collided with a passenger jet over the Potomac River in January would’ve had ...

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

Incorrect altitude readings on the Army helicopter that collided with a passenger plane over Washington, D.C., contributed to ...

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

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

Twenty seconds before impact, the alert system warned 'traffic, traffic.' The pilots were flying blind, unaware a Black Hawk was nearby ...

Watch live from the third day of the National Transportation Safety Board's investigative hearings on the deadly midair ...

The National Transportation Safety Board will question witnesses Thursday about air traffic control training, a key part of the investigation into January’s deadly midair collision at Ronald Reagan ...

The NTSB enters a second day of public hearings on the January midair collision between an Army Black Hawk helicopter and a ...