Open this photo in gallery: U.S. Vice President Kamala Harris leaves 10 Downing Street after a meeting with Britain's Prime Minister Rishi Sunak in London on Nov. 1. Harris is on a two-day visit to England to attend the AI Summit at Bletchley Park.Kirsty Wigglesworth/The Associated Press British Prime Minister Rishi Sunak said Thursday that achievements at the first international AI Safety Summit would “tip the balance in favor of humanity” in the race to contain the risks from rapid advances in cutting-edge artificial intelligence. Speaking after two days of talks at Bletchley Park, a former codebreaking spy base near...