Istvan Sores, 65, was found murdered on Cass Avenue in Detroit on June 16, 2011. His death was investigated by the Detroit Police Department, but the initial inquiry was hampered by a lack of information and no eyewitnesses to the crime.

With no sightings or testimony to establish what happened that day, the investigation lost momentum and the case eventually went cold.

Does anyone who lived or worked near Cass Avenue in June 2011 recall anything that could help bring clarity to this still-unresolved homicide?