Investigators previously said the helicopter may have had inaccurate altitude readings in the moments before the crash, and the crew may not have heard key instructions from air traffic controllers.

Earlier this year the US witnessed its worst mid air collison in 25 years when an American Airlines flight collided with an army helicopter near Reagan Washington National Airport . The crash ...

FILE - Rescue and salvage crews pull up a part of a Army Black Hawk helicopter that collided midair with an American Airlines jet, at a wreckage site in the Potomac River from Ronald Reagan ...

Almost immediately after the crash, President Donald Trump faulted the helicopter for flying too high. He also blamed federal diversity and inclusion efforts, particularly regarding air traffic ...

A congressional hearing Thursday reinforced the idea that the January midair collision between an American Airlines passenger jet and an Army helicopter that killed all 67 people aboard both ...