Chicago Police Department

The Chicago Police Department is the law enforcement agency of the U.S. city of Chicago, Illinois, under the jurisdiction of the City Council. It is the second-largest non-federal law enforcement agency in the United States, behind only the New York City Police Department. Wikipedia*

On the C-SPAN Networks:
Chicago Police Department has hosted 1 event in the C-SPAN Video Library; the first program was a 1996 Interview.