Investigators said that an air traffic controller had instructed the Black Hawk crew to pass behind a nearby passenger jet, ...
The portion of the transmission that stated 'pass behind', may not have been received by the Black Hawk crew,” NTSB Chair Jennifer Homendy said.
The NTSB gave an update on its investigation into the Potomac River crash between an American Airlines jet and an Army helicopter in January.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results