What US state became headline news when Police Chief Joseph Kozenczak investigated John Wayne Gacy's serial killing spree.
Joseph R. Kozenczak Joseph R. Kozenczak was the former Chief of Police of Des Plaines, Illinois where he worked for 27 years. He is recognized for his role of Chief Investigator of the John Wayne Gacy Serial Murder Investigation in 1978.
Death of David Coughlin David Coughlin was killed in 1999 in the desert of southern New Mexico, in the United States, after he and Raffi Kodikian got lost while hiking. Kodikian later pleaded guilty to second-degree murder, saying that it had been a mercy killing, and served 16 months. He was released in November 2001.