British Columbia said on Tuesday it was preparing a lawsuit against OpenAI over the company’s failure to report violent ChatGPT activity by the person who committed a mass school shooting in the western Canadian province. OpenAI had banned an account linked to Jesse Van Rootselaar in June 2025, months before the 18-year-old transgender woman killed eight people at her home and a school in the tiny mining town of Tumbler Ridge. Canadian families impacted by the February shooting have already...