What US state became headline news when Police Chief Joseph Kozenczak investigated John Wayne Gacy's serial killing spree.
John Wayne Gacy John Wayne Gacy Jr. (March 17, 1942 – May 10, 1994) was an American serial killer and rapist. He sexually assaulted, tortured and murdered at least 33 teenaged boys and young men between 1972 and 1978 in Cook County, Illinois (a part of metropolitan Chicago).
Oakland County Child Killer The Oakland County Child Killer (OCCK) is an unidentified serial killer responsible for the murders of four or more children, two girls and two boys, in Oakland County, Michigan, United States in 1976 and 1977. Several theories and suspects have been named in the case, but despite all these theories, the cases remain unsolved and the killer(s) have never been identified.