The Latest: Vance and Iranian negotiators are in Switzerland to work on details of deal

U.S. and Iranian negotiators, including U.S. Vice President JD Vance and Iranian parliamentary Speaker Mohammad Bagher Qalibaf, are in Switzerland to finalize details of an interim agreement to end the Iran war. The talks involve Pakistani and Qatari mediators, focus on a ceasefire in Lebanon and unfreezing Iranian assets, but face challenges as Iran closes the Strait of Hormuz. A temporary lull in Israeli strikes in Lebanon coincides with the discussions.