Martin Christopher Duncan Jr. was 16 when he was shot and killed on April 25, 2018, in the 4800 block of West Monroe Street in the South Austin neighborhood of Chicago. The shooting happened about 2:30 p.m.; Martin was struck multiple times and was pronounced dead at the scene. He attended John Marshall Metropolitan High School and was described as cheerful, full of life, an aspiring rapper with a deep love for his family — his mother, father, five brothers and two sisters.

Area North detectives are investigating Martin’s death as a homicide. The motive is unknown and police reported witnesses were not cooperating, and no arrests have been announced. Martin’s family and community continue to mourn his loss. If anyone knew Martin or has information about what happened that afternoon, please come forward to investigators.