The blast occurred as Iran began a third round of nuclear talks with the United States in Oman. The cause wasn't immediately clear.

The death toll from a huge explosion that rocked one of Iran’s main ports rose Monday to 46 people killed, authorities said. Iranian state television offered the toll from the blast at Shahid Rajaei port near Bandar Abbas,

A massive explosion and fire that rocked a port Saturday in southern Iran, purportedly linked to a shipment of a chemical ingredient used to make missile propellant, has killed at least 40 people and injured around 1,