By David Shepardson, Trevor Hunnicutt and Brad BrooksWASHINGTON (Reuters) -An American Airlines regional passenger jet and a U.S. Army Black Hawk helicopter crashed into the Potomac River after a midair collision near Reagan Washington National Airport on Wednesday night,

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.

An American Airlines regional jet with 64 people aboard collided with a Black Hawk military helicopter near Washington D.C.'s Ronald Reagan Washington National Airport on Wednesday night, the Federal Aviation Administration said. The accident appeared to be the worst air disaster in the U.S. in more than 15 years.

The Federal Aviation Authority has confirmed US Army Blackhawk helicopter and an American Airlines passenger plane were involved in a mid-air collision.

An American Airlines regional passenger jet was involved in a mid-air collision on Wednesday night with a U.S. Army Black Hawk helicopter near Reagan Washington National Airport, officials said. Senator Ted Cruz of Texas said on social media that "we know there are fatalities,