Meanwhile, three black boxes — one from the Black Hawk helicopter and two from the American Airlines jet — have been recovered from the wreckage in Washington D.C.’s Potomac River, according to the ...

For many, the Sikorsky UH-60 Black Hawk helicopter, like the one involved in the Wednesday collision over the Potomac River ...

The National Transportation Safety Board says it has recovered two so-called “black boxes” from the plane of the American ...

the Integrated Helmet and Display Sighting System (IHADSS); among other abilities the pilot or gunner can slave the helicopter's 30 mm automatic M230 Chain Gun to his helmet, making the gun track ...