The White House says the US is exploring ‘options’ to acquire Greenland, and doesn't rule out using its military. How will the rest of Nato respond as President Trump turns his attention to the autonomous territory of the Kingdom of Denmark? And we speak to one woman who says it was 'dehumanising' after Elon Musk’s X AI chatbot Grok was used to create illegal sexualised images of her. With Victoria Derbyshire.