Reginald D. Jackson, 22, was killed in Chicago, Illinois, on October 10, 2013. His death is recorded among the many homicides that year as the city continued to contend with widespread gun violence affecting numerous neighborhoods and young residents.

The record places Jackson’s death within a broader pattern of 2013 violence in Chicago, a year marked by high homicide and shooting counts and by community struggles with gang-related conflicts and scarce prevention resources.

If anyone knew Reginald Jackson or has information about what happened on October 10, 2013, investigators would welcome tips.