Business Insider reviewed official briefings, flight data, and air traffic control audio tapes to piece together what ...

Audio from the American Airlines plane crash in Washington DC documents air traffic control's reaction to the collision.

It raises fresh questions as to why the two aircraft collided nearly head-on with each other killing all onboard.

A gasp can be heard on air traffic control audio as an American Airlines plane and a US Army helicopter collided in ...

Potomac River so far, after an American Airlines passenger plane collided with a US Army helicopter, in what's been described ...

So far, over 40 bodies have been pulled from the Potomac River near Washington DC, and the search remains ongoing.

The Post can reveal that miscommunications in one of the most crowded and complex patches of sky in the US are likely to ...

The mid-air collision came just 24 hours after another passenger jet narrowly avoided hitting a helicopter when landing at ...

Air traffic controller audio and radar reviewed by NPR offer some insight into what happened before the collision near Ronald ...

The mid-air collision came just 24 hours after another passenger jet narrowly avoided hitting a helicopter when landing at ...

Upon first approach, Republic Airways Flight 4514 diverts from course, circles around, and lands during a second attempt at ...

The audio indicates that air traffic controllers tried to warn the Army helicopter about a nearby Canadair Regional Jet.