NTSB finds conflicting altitude readings from different sources and miscommunication between ATC and the Black Hawk.

The National Transportation Safety Board on Friday afternoon is set to release additional details on the Jan. 29 midair collision near Reagan National Airport.

NTSB investigators said that the American Airlines crash that occurred in January was possibly caused by two major technical mishaps.

Preliminary analysis of voice recordings and other black box data recovered from the crash site showed the helicopter pilot and her instructor read aloud conflicting altitudes before the collision ...

The National Transportation Safety Board says altimeter in the Black Hawk helicopter may have malfunctioned before the DCA ...

More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed ...

A miscommunication and bad data may have contributed to last month’s deadly crash near Reagan National Airport.

More than two weeks after a helicopter and airplane collision near Reagan National Airport near Washington D.C. killed 67 people, investigators have completed their work at the scene where both ...

National Transportation Safety Board officials said Friday that a key transmission from Reagan National Airport’s air traffic ...

The crew of an Army Black Hawk helicopter might not have heard key instructions from air traffic control before a collision ...

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

Investigators say the crew of the helicopter that collided midair with an American Airlines jet near Washington D.C.’s Ronald ...