Air crash investigations can take months, and federal investigators told reporters they would not speculate on the cause.

The NTSB is an independent federal agency responsible for investigating all civil aviation accidents and other serious incidents in the U.S.

A deadly midair collision between an American Airlines jet and an Army helicopter near the nation's capital is bringing ...

The NTSB is known for being highly professional — slow, but painstakingly thorough, and their conclusions with be based on ...

The father of 28-year-old PSA Airs co-pilot Sam Lilley, who was killed in the deadly collision near Ronald Reagan Washington National Airport, appeared to fight back tears […] ...

Black boxes recovered after a jet and Army helicopter collided near DC; 14 still missing as NTSB investigates the deadly ...

Questions remain over the mid-air collision between a jet, which was carrying 64 people, including the crew, and a military ...

Investigators have recovered the black boxes from the American Airlines jet involved in a mid-air collision with a U.S. Army ...

Teams are seeking to retrieve the wreckage of the jet that collided with a helicopter on approach. US President Donald Trump ...

The National Transportation Safety Board typically releases a preliminary report within a few weeks of an accident.

Part of the wreckage is seen as rescue crews search the waters of the Potomac River after a passenger plane on approach to Reagan National Airport crashed into the river after colliding with a US Army ...