Joseph Martin was 40 when he was found dead in Jacksonville, Florida, on August 25, 2015. The death was ruled a homicide.

The Jacksonville Sheriff’s Office includes Martin’s case in its homicide data and in appeals for public help; the case remains unsolved and a cash reward has been offered for tips that lead to an arrest. His death is listed among other unsolved violent crimes that local authorities continue to investigate.

If anyone has information about Joseph Martin’s death or was in the area on August 25, 2015, contact the Jacksonville Sheriff’s Office.