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Families sue OpenAI over failure to report Canada mass shooter’s behavior on ChatGPT

Tumbler Ridge, the suit alleges, where on 10 February the shooter stormed the secondary school

Families sue OpenAI over Canadian mass shooter's use of ChatGPT

shooter's use of ChatGPT ![ A woman in dark clothes mourns at a makeshift memorial for the victims of a deadly mass shooting that took place at Tumbler Ridge

Seven lawsuits filed against OpenAI by families of Canada mass-shooting victims

shooter's troubling interactions with ChatGPT. Eight people were killed, including six children, when 18-year-old Jessie Van Rootselaar opened fire at a secondary school in the Tumbler Ridge

Canadian high school where deadly mass shooting occurred to be torn down

shooter. When he [spoke at a community vigil days](https://www.theguardian.com/world/2026/feb/14/mark-carney-joins-hands-with-canada-opposition-leader-as-he-pays-tribute-to-school-shooting-victims) after the shooting, Eby promised the community that the youth of Tumbler Ridge

Altman apologizes after OpenAI failed to alert police before fatal Canada shooting

shooter, identified as Jesse Van Rootselaar, killed her 39-year-old mother, Jennifer Jacobs, and 11-year-old stepbrother, Emmett Jacobs, in their northern British Columbia home before heading to the nearby Tumbler Ridge

Pennsylvania sues Character.AI over claims chatbot posed as doctor

Tumbler Ridge, British Columbia, Canada. The memorial consists of stuffed animals and flowers at the base of a conifer tree.](https://npr.brightspotcdn.com/dims3/default/strip/false/crop/4409x4409+1102+0/resize/100/quality/85/format/jpeg/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Ff3%2F83%2F347900164914bf139215c961d1b1%2Fgettyimages-2261008686.jpg)](https://www.npr.org/2026/04/29/nx-s1-5798896/tumbler-ridge-mass-shooting-chat-gpt-lawsuit) ### [Technology](https://www.npr.org/sections/technology/) ### [Families sue OpenAI over Canadian mass shooter

Families sue OpenAI, alleging chatbot aided in Canadian school shooting

Tumbler Ridge, British Columbia, in what their lawyers say represents “an entire community stepping forward to hold OpenAI accountable”. Six other lawsuits filed in a San Francisco federal court allege wrongful death claims on behalf

OpenAI’s Sam Altman apologises over failure to report Canadian mass shooter

shooter OpenAI CEO Sam Altman has apologised over his company’s failure to warn authorities about the concerning online activities of a teen who went on to commit [one of Canada’s worst mass shooting