The Army Black Hawk helicopter involved in the fatal midair collision in Washington, D.C., had a tracking system turned off, ...

WASHINGTON (AP) — The Army was one of 28 government agencies authorized to fly helicopters near Ronald Reagan National ...

More information has emerged in the investigation into the mid-air collision over the Potomac River between an American ...

The U.S. Army helicopter that collided with an passenger jet near Washington, D.C., had an advanced surveillance system ...