BANNOCKBURN, Ill. (WLS) -- At least three people were hospitalized after a north suburban crash involving a semi on Monday afternoon, Illinois State Police said.

ISP said troopers responded to the crash on southbound Interstate 94, north of Half Day Road near Bannockburn, around 4:30 p.m.

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A sedan had become partially wedged under a semi, and a light pole was knocked down onto the left shoulder of northbound I-94, ISP said.

At least three people were hospitalized in unknown conditions. What led up to the crash was not immediately clear.

The left southbound lane was closed until around 6 p.m.

ISP did not immediately provide further information about the crash.

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