Charles Brown, 46, was found dead in Jacksonville, Florida, on September 17, 2015. His death was ruled a homicide, but the case remains unsolved and few details about the circumstances have been released.

The Jacksonville Sheriff’s Office identifies this death among the city’s ongoing unsolved homicides. Despite public appeals, investigators say no substantial leads have emerged and the investigation remains open.

If anyone has information about Charles Brown, where he was before September 17, 2015, or noticed anything unusual in Jacksonville around that date, please come forward with tips to assist the investigation.