If changes aren't made, that near-miss becomes a mid-air collision,” one aviation safety expert said. “Unfortunately, that's what we had last night.”

Staffing levels at the air traffic control tower at Ronald Reagan National Airport were 'not normal for the time of day and volume of traffic,' according to a preliminary report

Officials say an aircraft went down near Ronald Reagan National Airport, and all takeoffs and landings have been halted.

Fatal crashes of commercial aircraft in the U.S. have become a rarity. The last was in 2009 near Buffalo, New York.

Midair collision of passenger jet and military helicopter outside the nation's capital was the first mass fatality commercial air disaster in the US since 2009

Donald Trump has blamed a diversity hiring spree for causing the deadly crash between a military helicopter and a passenger plane that killed 67 people in Washington DC.

The latest on an American Airlines jet with 60 passengers and four crew members aboard collided Wednesday with an Army helicopter while landing at Ronald Reagan National Airport.

A midair collision between an Army helicopter and an American Airlines flight killed all 67 people aboard the two aircrafts

A midair collision between an Army helicopter and an American Airlines flight from Kansas killed all 67 people aboard the two aircraft. That was the word from authorities Thursday as they scrutinized the actions of the military pilot after the country’s deadliest aviation disaster in almost a quarter century.

The airspace around Washington, D.C., is congested and complex — a combination aviation experts have long worried could lead to catastrophe.