OpenAI CEO Sam Altman has issued a public apology for his company's failure to alert law enforcement about the online behavior of Jesse Van Rootselaar, an individual who carried out a mass shooting in Tumbler Ridge, British Columbia. The apology, posted Friday, expressed Altman's deepest condolences to the entire community, acknowledging the profound harm and irreversible loss they have endured.

The tragic events unfolded on February 10, when 18-year-old Jesse Van Rootselaar allegedly killed her 39-year-old mother, Jennifer Jacobs, and 11-year-old stepbrother, Emmett Jacobs, at their home in northern British Columbia. She then proceeded to Tumbler Ridge Secondary School, where she opened fire, killing five children and an educator before taking her own life. In addition, twenty-five people were injured in the attack.

Following the shootings, OpenAI confirmed that it had identified Van Rootselaar’s account in June—prior to the incident—using its abuse detection systems for