LeMarion Brooks, a 32-year-old African American man, was killed in East St. Louis, Illinois, on May 30, 2021. He was found with multiple gunshot wounds; investigators described his death as a homicide and said witnesses heard gunshots near the scene. Surveillance footage from nearby businesses was used to reconstruct events leading up to the killing.

The East St. Louis Police Department and the Illinois State Police led the investigation. Authorities identified several suspects and later arrested two people who were charged with first-degree murder; their identities have been withheld because legal proceedings are ongoing. Investigators said Brooks appeared to have been targeted and that the killing may have been related to a personal dispute.

Brooks was described as well liked in his neighborhood and his death has had a strong effect on the community. Anyone with information that could help investigators is asked to come forward.