An American Airlines plane and a U.S. Army helicopter collided near Reagan National Airport and crashed into the Potomac River, according to officials.

An American Eagle flight and a military helicopter collided over the Potomac River near Reagan National Airport Wednesday night.

A plane collided with a helicopter while trying to land at Ronald Reagan Washington National Airport outside Washington, D.C., on Wednesday, officials said, grounding all flights at the airport. "A PSA Airlines Bombardier CRJ700 regional jet collided in midair with a Sikorsky H-60 helicopter while on approach to Runway 33 at Reagan Washington National Airport around 9 p.