The key sticking points in the peace negotiations between the US and Iran have been Tehran's nuclear programme and control over the Strait of Hormuz. | World News

US Secretary of State Marco Rubio says a diplomatic solution would become unfeasible if Iran pushes through with plans to impose tolls in the Strait of Hormuz

The conflicting statements on key issues left it unclear if the two sides were any closer to a deal after renewed threats of escalation in recent days

Donald Trump says a deal with Iran, including reopening the Strait of Hormuz, is largely negotiated after talks with Israel and regional allies.