William Cunningham was killed in Dayton, Ohio, on September 29, 1974. His death was classified as a homicide the same day, and the Dayton Police Department in Montgomery County has overseen the investigation since then. Few details about the circumstances have been publicly released, and the case remains unsolved and open.

Local authorities and the Ohio Bureau of Criminal Investigation continue to seek tips from anyone with information that might identify those responsible or provide closure for the family. If anyone knew William Cunningham, saw something in Dayton around late September 1974, or has information that could help, please contact the Dayton Police Department or the BCI.