(FILES) This photograph shows a smartphone bearing the logo of Grok, a generative artificial intelligence chatbot developed by US artificial intelligence company xAI in front of the X (formerly Twitter) logo in Brussels on January 12, 2026. The EU on January 26, 2026 hit Elon Musk's X with an investigation over AI chatbot Grok's generation of sexualised deepfake images of women and minors, in the latest step of an international backlash against the tool. (Photo by Nicolas TUCAT / AFP via Getty Images)