Donald Trump is holding the cards, the White House has insisted as Iran tightened its hold on the strategic Strait of Hormuz by seizing two ships.While the US president extended the fragile truce to enable Tehran to come up with a "unified" proposal, he has maintained the naval blockade of the country's ports.This has led Iran to accuse the White House of a "flagrant breach of the ceasefire".

Donald Trump is holding the cards, the White House has insisted as Iran tightened its hold on the strategic Strait of Hormuz by seizing two ships.While the US president extended the fragile truce to enable Tehran to come up with a "unified" proposal, he has maintained the naval blockade of the country's ports.This has led Iran to accuse the White House of a "flagrant breach of the ceasefire".