U.S. to unveil 'greatest financial offensive' against Iran as Tehran threatens ship seizures

The escalation came as both sides have missed a 60-day ceasefire window to reach a deal, closing off the formal truce mechanism to end the six-month war.

The escalation came as both sides have missed a 60-day ceasefire window to reach a deal, closing off the formal truce mechanism to end the six-month war.