Derrius Drakes was 23 when he was shot and killed on February 25, 2015, in Chicago’s Roseland neighborhood. The shooting happened about 4:30 p.m. while he was standing outside in the 11300 block of South Parnell; the Cook County medical examiner and police report he was shot in the back.

Police described few concrete leads soon after the killing: no arrests or named suspects were announced and motive remained unclear. The family and community pushed for answers as investigators continued the inquiry, and authorities asked anyone with information to come forward.

Who in Roseland might have seen Derrius that afternoon or noticed someone in the 11300 block of South Parnell around 4:30 p.m. on February 25, 2015?