As reported in the Chicago Tribune
A woman gave birth on the shoulder of the Dan Ryan Expressway early this morning, according to Illinois State Police.
About 2 a.m., the woman delivered a baby girl in the northbound express lanes at 31st Street, state police said.
Chicago Fire Department officials responded and were on the scene when state police arrived.
The mother and baby were taken to Mercy Hospital and are doing well, according to state police.
Fire officials could not immediately be reached for comment.