An American Airlines plane carrying 60 passengers and four crew members collided with an Army Black Hawk helicopter outside Reagan National Airport near Washington, D.C. Wednesday night. A D.C. fire official said Thursday that “we don't think there are any survivors from this accident" and "we are switching from a rescue operation to a recovery operation.

Everyone aboard an American Airlines jet carrying 60 passengers and four crew members that collided with an Army helicopter was feared dead in what was likely to be the worst U.S. aviation disaster in almost a quarter century,