President Donald Trump has blown a superpower sized hole in the international agreement designed to curb Iran's nuclear ambitions. The US has given up on carrot and stick diplomacy with Tehran, in favour of just stick. So what now? The other signatories to the nuclear deal are trying to keep it alive, but ominously in the Middle East, tension is rising; most particularly between Israel and Iran. HARDtalk’s Stephen Sackur speaks to Israel’s Deputy Foreign Minister, Tzipi Hotovely - how close are we to a major Middle East conflict?Image: Tzipi Hotovely, Credit: Getty Images