Newly released data from ground-based radar came out Tuesday suggesting an Army helicopter was higher than it was supposed to ...

This data point is one of several key mysteries investigators are exploring as they seek to explain what caused the nation's ...

A 3-D model created by The Times visualizes the helicopter pilots’ field of view minutes before a fatal crash with a jet in ...

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

Data retrieved by the National Transportation Safety Board confirmed the Army Black Hawk helicopter that crashed into a ...

Preliminary data from crash between an airliner and an Army helicopter show conflicting indications on the aircrafts’ ...