The NTSB said Army Black Hawk crew may not have heard a message to "pass behind" the D.C.-bound passenger plane before the Jan. 29 midair crash over the Potomac River.

First, she said, the Black Hawk pilots may not have received a key radio transmission from air traffic control at Ronald ...

There’s no indication the U.S. Army Black Hawk crew could tell there was an impending collision before its devastating crash ...

Investigators are scrutinizing whether a missed instruction from air traffic control and faulty readings from a critical ...

The National Transportation Safety Board disclosed new details about the collision between the helicopter and an American ...

Officials with the National Transportation Safety Board are expected to give an update on their investigation into the D.C. plane crash last month.

The NTSB gave an update Friday on the devastating crash in Washington, D.C., between an American Airlines plane and U.S. Army ...

WASHINGTON -- Investigators say just before the collision the Army helicopter may not have heard the order to go behind the jet.

The NTSB said today the Black Hawk helicopter that crashed into a passenger jet over the Potomac River may have been getting incorrect altitude readings ahead of the collision. NBC News’ Erin ...

NBC News' Erin McLaughlin summarizes key takeaways from Friday's briefing by the National Transportation Safety Board regarding last month's deadly plane crash over the Potomac River.

The National Transportation Safety Board said the helicopter’s cockpit voice recorder didn’t capture key directions from ...