Iran's central military command has said it has closed the Strait of Hormuz again, accusing the United States of continuing its naval blockade of ships sailing to and from Iran's port.

We hear the latest from our correspondent in the Middle East and we speak from a captain on one of the ships stranded in the Strait of Hormuz.

Also in the programme: the perils of using AI chatbots to diagnose illnesses; and China's love affair with snooker.

(Photo: A drone view of a tanker arriving in Iraq's territorial waters after sailing through the Strait of Hormuz. Credit: Mohammed Aty / Reuters)