Rubio says tolling system in Strait of Hormuz would make deal 'unfeasible'

US Secretary of State says Iran talks have made some progress

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