A collision between an American Airlines passenger jet and an Army helicopter near Washington, D.C., that killed 67 people brought renewed focus on the federal agency charged with investigating ...

Investigators are intensifying their search into what caused the collision between American Airlines Flight 5342 and an Army ...

Washington’s National Airport has one of the most congested airspaces in the United States, with as many as 800 landings and departures daily, along with military and government helicopters constantly ...

A girl and her mother are among at least six people dead following the US's second aircraft tragedy in two days ... The FAA said the National Transportation Safety Board will lead the investigation.