Trump warns Iran deal 'not final' ahead of signing on Friday

Donald Trump has warned that the Iran deal - which is set to be formally signed on Friday - is "not final". Speaking on the last day of the G7 summit, Mr Trump said the US could resume attacks if the agreement doesn't work out, warning "we'll go right back to dropping bombs". Meanwhile, the US blockade on the Strait of Hormuz appears to be easing. Three Iran…