Everyone aboard a plane that collided with an Army helicopter near Washington, D.C., are feared dead, which would make it the deadliest U.S. air crash in nearly 24 years.

Here's what you need to know about the history of plane crashes in Mississippi. Here's what the NTSB says about where, when, why flight safety failed.

The accident that resulted in a commercial airplane crashing into the Potomac yesterday will require air safety investigators to dig deep

An American Airlines regional passenger jet was involved in a mid-air collision on Wednesday night with a U.S. Army Black Hawk helicopter near Reagan Washington National Airport, officials said.

Air Florida Flight 90 crashed into the 14th Street Bridge over the Potomac River. 78 passengers, cabin crew members and motorists died. Just five people survived, and only three are still alive to witness news of the American Airlines plane that collided with a U.

An American Airlines jet carrying 64 people collided Wednesday with a helicopter near Reagan Washington National Airport, with no survivors expected.

Authorities were searching for survivors after a plane with 64 people aboard crashed into an Army helicopter near Reagan Washington National Airport.