Marquis Thomas, a 28-year-old African American man, was killed on August 7, 2018, in Chicago, Illinois. He was found with multiple gunshot wounds and died at the scene after an altercation that escalated into gunfire; witnesses reported hearing multiple shots and seeing people flee.

The Chicago Police Department investigated and identified several suspects. At trial the prosecution relied on eyewitness testimony and forensic analysis; the jury found that suspect guilty and imposed a lengthy prison sentence.

The case generated community attention and discussion about gun violence and its effects on families and neighborhoods. If anyone knew Marquis Thomas, saw the incident, or has information that was not shared at the time, please come forward.