Certain developments, including Israeli strikes in Lebanon, could complicate talks meant to advance an interim US-Iran deal to end their war. BUERGENSTOCK: Peace talks led by United States Vice President JD Vance and Iranian chief negotiator Mohammad Baqer Ghalibaf were set to begin on Sunday (Jun 21) morning at a Swiss mountaintop resort as both nations seek a durable end to their war while disagreeing over Iran's claim that it had closed the vital Strait of Hormuz. The US and Iran had agreed