On September 12, 2021, Darnell Brown, a 29-year-old African American man from Blue Island, Illinois, was shot around 12:42 a.m. in the area of 121st Place and Irving Avenue. Blue Island police found three people with gunshot wounds at the scene; a fourth person who had fled was later located at a nearby hospital. Brown and 27-year-old Ishmael Adams both died at the hospital from their injuries.

The Blue Island Police Department, Illinois State Police Crime Scene Services Unit and the South Suburban Major Crimes Task Force investigated the incident and described it as isolated, saying there was no ongoing threat to the community. No arrests have been announced and the investigation remained active as authorities sought leads and urged anyone with information to come forward.

Anyone who knew Darnell, was in that area that night, or has information that could help investigators is asked to contact the Blue Island Police Department.