A buildup of multiple vehicles on the Tri-State Tollway in the Glenview area created a massive traffic jam on Tuesday morning, ABC 7 Chicago reports.
The crash occurred in the southbound lanes of I-294 at Golf Road at about 6:02 a.m., Illinois state police said.
The southbound lanes of the toll road have been closed from Willow Road.
Police said one person suffered life-threatening injuries and was transported to Advocate Lutheran General Hospital in Park Ridge. Another non-life-threatening injury was also reported
A state police investigation team is working on the reconstruction of the accident.