Lanell Fields Jr., 25, was fatally shot on September 29, 2020, on the 400 block of North Springfield Avenue in the Humboldt Park neighborhood of Chicago. He was struck in the chest around 12:48 p.m., taken to Stroger Hospital, and died about four hours later. The Cook County medical examiner ruled the death a homicide.

Fields, also known as Sumo, was identified as a member of the GhostMobb gang. Investigators say his killing is believed to be retaliatory, linked to the September 27, 2020, murder of Earnest James, known as Dern or 22, a 21-year-old member of the BTBG gang who was killed in East Garfield Park two days earlier. Area Four detectives are handling the ongoing investigation; no arrests or suspect identifications have been announced.

If anyone has information about what happened on September 29, 2020, in Humboldt Park, please share what is known.