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 evening. Three soldiers were onboard the helicopter and a massive search and rescue operation is now unfolding in the Potomac River.

An American Airlines jet and an Army helicopter collided over Washington, D.C., Wednesday night. All 67 people aboard the aircraft are presumed dead.

No survivors are expected to be found after an American Airlines jet carrying 64 people collided midair with a military helicopter near Washington, D.C., in what would be the deadliest U.S. aviation disaster in more than two decades.