Ian Epstein, a 53-year-old flight attendant who died in the January 29 American Airlines CRJ 700 crash in Washington, D.C., wasn't originally supposed to be on the flight but switched shifts with a colleague, it has been reported.

The National Transportation Safety Board said on Monday it has completed interviews with air traffic controllers in its investigation into the collision last week between an American Airlines regional passenger jet and a U.

Preliminary flight data from the deadly plane crash near Reagan National Airport in Washington, D.C., shows conflicting readings about the altitudes of a passenger jet and Army helicopter that collided,