Antwone Dion Chatman, 33, was fatally shot in St. Louis, Missouri, on July 12, 2012. He was an African-American man whose death is described as part of the city’s wave of gun violence that summer.

No arrests or publicly identified suspects have been announced, and the case remains unsolved. Friends and family held a memorial after his death.

Does anyone have information about Antwone Chatman’s final movements or the shooting on July 12, 2012?