For months before carrying out Canada’s deadliest school shooting in almost four decades, Jesse Van Rootselaar was consulting an unlikely adviser on how to perpetrate mass murder. “In a hallway, indoors, or a crowded classroom, the 870 [Remington shotgun] is brutal … Close quarters is its playground,” OpenAI’s ChatGPT guided the 18-year-old, according to reports. On February 10, 2026, Van Rootselaar shot his mother and half-brother at home before going to a school in the small British Columbia town of Tumbler Ridge, where he killed another six people – including five students – before taking his own life. Earlier this week, on October 14, US authorities charged a Washington State man with allegedly conspiring with Van Rootselaar to plan the attack.
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