Douglas Jackson, 45, was fatally shot on September 9, 2008, on Chicago’s South Side. His death was one of the more than 500 homicides recorded in the city that year, during a period when gun violence, gang activity, and socio-economic inequality contributed to elevated levels of lethal crime in several neighborhoods.

If anyone was in that area on September 9, 2008, or has information about Jackson’s death, please come forward to share what you know.