The unusual behavior of Grok 4, the AI model that Musk's company xAI released late Wednesday, has surprised some experts.

Illinois man who fatally stabbed a six-year-old Muslim boy and seriously wounded the boy’s mother in a brutal hate-crime attack sentenced to 53 years in prison.

Ovidio Guzman Lopez pleaded guilty to charges related to drug trafficking as a Sinaloa cartel leader in the U.S. District ...