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.

Following the deadly midair collision in Washington, D.C., Chicago officials are raising concerns about safety at local airports.

The airport will be closed until possibly 10 a.m. central time, impacting several flights at Chicago's O'Hare International Airport.

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.

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight experience.

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

The Bombardier CRJ700 regional jet and Black Hawk helicopter both crashed into the icy Potomac River after colliding midair.

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

Officials believe there are no survivors after a passenger plane on approach to Reagan National Airport near Washington, DC, collided Wednesday night with a US Army helicopter midair, sending both aircraft into the Potomac River below,

The airport will be closed until possibly 10 a.m. central time, impacting several flights at Chicago's O'Hare International Airport.

As a progressive freshman mayor, Johnson’s challenge now is to stand up for Chicago’s large immigrant community while also navigating the risks of antagonizing Trump.