Iran closes strait of Hormuz again ‘until US lifts blockade’

IRGC reportedly fires on tanker as it tries to pass through strait after brief window when strait had reopened

• Middle East crisis – live updates

Iranian officials say they have reversed the reopening of the strait of Hormuz and reimposed restrictions on the vital shipping lane after the US said it would not end its blockade of Iranian ports.

A UK maritime agency reported that Islamic Revolutionary Guards Corps (IRGC) ships had fired at a tanker as it attempted to pass through the strait on Saturday.