Washington continues to talk up the possibility of a deal with Iran being signed imminently

Oil prices have surged as shipping in the Strait of Hormuz has been cut off.

Deep divisions in Iran as regime hardliners and protesters reject the emerging deal

US president says Strait of Hormuz will reopen and US blockade will end

In a social media post, Trump said the strait would be open "toll free" and that the US naval blockade would also end.