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

Wednesday night’s crash of an American Airlines commuter plane in Washington is one of the worst disasters for the Fort Worth-based airline in more than two decades.

Figure skaters and coaches returning from the national championships were aboard the American Airlines flight that collided with a Black Hawk helicopter near Reagan National Airport on Wednesday, the U.