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

A new map showing the short 30-second and three-mile route a doomed flight took before crashing in Northeast Philadelphia and ...

While the helicopter involved in the fatal crash near Reagan Airport flew a route that passed by other planes, it was flying ...

Radar images of the army helicopter and passenger plane that crashed over DC have revealed that the air system warned of a ...

An American Airlines regional jet collided with a UH-60 Black Hawk helicopter near Washington, D.C., resulting in the deaths ...

Data retrieved from an investigation into a collision last week between an American Airlines regional passenger jet and a US ...

The collision occurred in airspace that is difficult to navigate. Flight data, video and air traffic control audio show how the tragedy unfolded.