BUFFALO GROVE, Ill. (CBS) -- The plane that crashed into the Potomac River near Washington, D.C. after colliding in midair with a Black Hawk helicopter Wednesday night was transporting some passengers returning home from a development camp held in connection with the U.S. Figure Skating championships.

Latest news and live updates after an American Airline jet collided with a Black Hawk helicopter over the Potomac River.

Many local officials and travelers are expressing shock following a deadly plane crash in Washington D.C. Meta agrees to pay $25 million in settlement to Trump, with most going to his presidential library

The figure skating community is very small and tight-knit, and Chicago area skaters who were also at the championship in Kansas are now mourning some of the athletes they competed against who died in the DC plane crash.

Sixty passengers and four crew members from the plane and three Black Hawk helicopter personnel are feared dead as a recovery mission is underway.

Conspiracy theories have arisen online as people look for answers following the plane and helicopter collision.

Investigators say there are likely no survivors in the deadly aircraft collision that occurred Wednesday evening above the icy waters of the Potomac river.

Authorities in Washington, D.C., are continuing their grim recovery operation after an American Airlines regional passenger jet flying from Kansas collided with a military Black Hawk helicopter.

The UH-60 Black Hawk has been deployed to dozens of combat zones around the world. Sikorsky has built more than 5,000 of them in Stratford since the 1970s.

As many as 60 passengers and four crew members were aboard American Eagle Flight 5342, and the Black Hawk helicopter was carrying three soldiers. There were no survivors.

Officials said they are still investigating the official cause of one of the nation’s worst air disasters in a generation.