Experts say the deadly incident poses grave questions about how a collision was able to happen over the US capital.

Members of Congress expressed concerns about air congestion in an area where a commercial passenger jet collided with a ...

While an investigation will pinpoint the crash cause, there were near-collisions at Reagan airport and concerns about busy ...

The NTSB will be handling the investigation into the aviation disaster that is believed to have killed 67 people.

Passengers wait beside a board of canceled flights at Reagan National Airport after a crash involving a passenger plane and ...

It doesn't feel like it after the catastrophic loss of life over the Potomac, but commercial airlines are the world's safest ...

Sixty-seven people died in a collision between a Bombardier CRJ700 regional jet operated by PSA Airlines and a military Black Hawk helicopter.