Santonio Newlon was 19 when he was killed by gun violence in St. Louis on Sunday, December 22, 2019. His death came during a night that included multiple fatal shootings across the city, leaving a heavier toll of lives lost overnight.

The investigation into what happened to Newlon has no publicly reported resolution.

If anyone remembers Santonio, the circumstances of that night, or has information that could help, please share what you know.