The radio altimeter on board the Black Hawk at the time of the deadly midair collision read 278 feet, Homendy said. That altimeter uses a radio beam to show the helicopter’s altitude above ...

Washington, DC (CNN) — A preliminary analysis of the flight data and voice recorder on board a Black Hawk helicopter leading up to the collision with a commercial flight over Washington ...

A preliminary analysis of the flight data and voice recorder on board a Black Hawk helicopter leading up to its collision with a commuter plane in Washington, DC. on January 29, indicated the ...