Elon Musk will head to Downing Street for talks with Rishi Sunak today following the prime minister's AI safety summit. The billionaire owner of SpaceX and Tesla jetted in for the event at Bletchley Park, which began on Wednesday with attending countries backing an agreement on the need to manage risks posed by the technology. Follow updates from the summit in the Politics Hub China and the US, the world's leading AI powers, were among 28 countries to endorse the Bletchley Declaration. It said nations should work together to research the safety of so-called frontier AI models, which some experts...