Jolanta Topolska was 53 and lived on Chicago’s Northwest Side. She was shot and killed on October 12, 2019, during a residential building attack that left five neighbors dead. All five victims were pronounced dead at the scene or shortly after arriving at hospitals.

The suspected shooter was identified as 66-year-old Krysztof Marek, described as facing eviction and having a history of conflicts with neighbors; notes in Polish left on his door reportedly expressed grievances and intent. Marek was arrested and charged with five counts of first-degree murder and ordered held without bail. The community was left grieving and the case underscores how persistent neighborhood disputes escalated into deadly violence.

If anyone knew Jolanta, her routines, or has information about that building or events leading up to October 12, 2019, please share what is known.