US authorities said it was not yet clear why a regional jet and a US Army helicopter collided at a Washington airport, killing 67 people in the deadliest U.S. air disaster in more than 20 years.

This is the dramatic moment a metro train turned around when an announcement informed passengers that airport services were ...

None are believed to have survived the Wednesday night collision, which caused both aircraft to plunge into the frigid Potomac River.

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

The father of 28-year-old PSA Airlines co-pilot Sam Lilley, who was killed in the deadly collision near Ronald Reagan ...

Late Wednesday evening, an American Airlines regional jet operated by PSA Airlines collided with a U.S Army helicopter and both crashed into the Potomac ...

Investigators will try to determine why an Army helicopter collided with an American Airlines jet at DCA airport, the first U ...

The plane, American Eagle Flight No. 5342, a regional jetliner, was carrying 60 passengers and four crew members on a flight ...

The flight data recorder and the cockpit voice recorder, known as the black boxes, can help offer clues to investigators ...

The plane went down in the Potomac River near Reagan National Airport. An American Airlines regional jet went down in the ...

Authorities believe there are no survivors in the accident, which happened as a regional passenger jet was attempting to land ...

An American Airlines jet carrying 64 people collided Wednesday with a helicopter near Reagan Washington National Airport, ...