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.

The Pentagon has launched its own investigation into how an Army Black Hawk helicopter collided with an American Airlines passenger plane over the Potomac River near Reagan Washington Regional Airport.