Chicago is a city in Illinois, one of the major cities in the United States of America. It is the hometown of former NYPD Detective Joe Fontana after being in the Chicago Police Department.
Chicago was also the home of Kathleen Shaw, who ran away to New York City to escape her abusive husband Julian. (CI: "Renewal")
Assistant district attorney Mikka Von was from Chicago and the defense attorney she went up against, Dave Seaver, also had a practice in Chicago. (SVU: "Wet")
The Intelligence Unit of the Chicago Police Department worked occasionally with the Manhattan Special Victims Unit on cases that would span both cities. Two of those occasions would involve finding and capturing serial killer Dr. Greg Yates. (SVU: "Daydream Believer", "Nationwide Manhunt")
Assistant district attorney Peter Stone had been an Assistant State's Attorney in Chicago before moving to New York. (Chicago Justice). He would occasionally go up against a few defense attorneys who had dual practices in Chicago and New York, including Shambala Green, his father's old assistant Paul Robinette, James Olson (SVU: "Service"), and William O'Boyle (SVU: "Caretaker").
In Real Life[]
Actor Dennis Farina, who played Joe Fontana, is from Chicago and was a member of the Chicago Police Department.
It is the main setting of Chicago Fire and its spin-offs Chicago P.D., Chicago Med, and Chicago Justice, the franchise of which is connected with the Law & Order franchise.