Vance-led talks in the Swiss Alps confront Strait of Hormuz drama

U.S. Vice President JD Vance arrives at the Buergenstock resort in Switzerland for high-level peace talks with Iran, aiming to push forward a memorandum to end the war and reopen the Strait of Hormuz, which Iran says it has shut again even as U.S. officials dispute the claim; talks also touch on Lebanon and sanctions amid a volatile oil market.