Joshua Williams was 16 when he was fatally shot on March 8, 2012, while walking on a sidewalk in the Chicago Lawn neighborhood of Chicago, Illinois. His death came during a year that saw a sharp rise in city homicides, with 506 recorded that year.

There have been no publicly reported arrests or identified suspects in Joshua’s killing, and authorities have not released additional details about leads or a possible motive. The case remains unsolved and is one of many incidents of gun violence affecting Chicago’s youth.

If anyone remembers seeing Joshua that day or has information about the shooting, please share what you know with investigators.