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CHICAGO — The major winter storm impaced the Wednesday evening commute in Chicago.

Indiana State Police advised all drivers to stay off all roads if possible.

Earlier Wednesday, Southwest Airlines cancelled all departures from Midway Airport. About 300 other flights have been cancelled

More than 900  flights have been cancelled at O’Hare Airport, and 10 minute delays are being reported for in/outbound flights.

See our live blog coverage from Wednesday evening below: