Mideast Live Updates: New Round of U.S.-Iran Talks Set to Start in Switzerland

Vice President JD Vance was expected to meet with Iranian negotiators. But the conflict in Lebanon threatens efforts to reach a broader peace and keep the Strait of Hormuz open.Abbas Araghchi, center, Iran’s foreign minister, and Mohammad Bagher Ghalibaf, left, the speaker of the Iranian parliament, arriving near Lucerne, Switzerland, on Sunday.