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

A key safety system was turned off on the US Army helicopter that collided with an American Airlines regional jet last week ...

Army Black Hawk helicopter that collided with an American Eagle flight over the Potomac River​ late last month was flying with a safety system turned off, Sen. Ted Cruz told reporters after a briefing ...

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

Given the variety and flexibility of the Black Hawk, dozens of nations have imported one variant or another for their own ...