Marvin Thomas was 20 when he was killed during a mass altercation in St. Louis, Missouri, on the evening of May 26, 2020. A dispute between two large groups escalated to gunfire; Thomas and another person suffered serious injuries and were taken to a nearby hospital. Thomas later died of his wounds; the second victim’s condition has not been publicly detailed.

The St. Louis County Police Department opened a homicide investigation and described the shooting as stemming from the group confrontation. Specifics about what sparked the dispute have not been released, and no arrests or named suspects have been announced.

If anyone witnessed the confrontation or has information about the people involved that night, please share what is known with investigators.