Arianna Bosby, 26, was fatally shot while sitting in a car on Chicago’s South Side on the afternoon of Monday, October 27, 2025. The shooting happened just before 5 p.m. along the 7600 block of South Vincennes Avenue near 76th Street, a commercial stretch in the West Chatham–Greater Grand Crossing area. Police said shots were fired from another vehicle.

Paramedics took Bosby to the University of Chicago Medical Center, where she was first listed in critical condition and later pronounced dead; the Cook County medical examiner identified her. Records list her residence as Normal, Illinois. Detectives opened a homicide investigation, canvassed the area, and reported no arrests in the immediate aftermath; officials did not release a motive or publicly identify a suspect or the shooter’s vehicle beyond saying the shots came from another car.

If anyone has information about what happened that afternoon, please come forward.