Trooper injured in multi-car crash on Dan Ryan

Illinois State Trooper injured in crash on Dan Ryan Expressway.

CHICAGO — An Illinois state trooper was injured Saturday morning in a multi-vehicle crash on the Dan Ryan Expressway.

The trooper was conducting a traffic stop in the outbound lanes near 59th Street around 5:30 a.m.

Another car hit the back of the trooper’s vehicle.

The trooper was taken to Northwestern Memorial Hospital with minor injuries.

Police have not released the identity of the trooper.

This is a developing story.