Gilbert Leroy Wainwright III, 31, was fatally shot on October 30, 2016, in the Humboldt Park neighborhood of Chicago. The killing came during a violent Halloween weekend that included a citywide spike in shootings and multiple fatalities and injuries from gun violence.

A lifelong resident of Downers Grove, Illinois, Gilbert’s death was mourned by friends and family. The incident occurred in an area already struggling with ongoing problems of gun violence, and it contributed to a particularly deadly stretch for the city.

If anyone knew Gilbert, saw activity in Humboldt Park that night, or has information related to his death, please share what you remember.