Could a deal to end the Middle East conflict be on the horizon?

The United States and Iran are reportedly close to an agreement on a one-page memorandum to end the war - that's according to mediator, Pakistan.It comes as US President Donald Trump warned on social media that "bombing" would restart - at "a much higher level and intensity" - if Iran fails to agree.In the last few hours, the US military says it shot at and disabled an Iranian-flagged oil tanker, while Israel's military launched fresh strikes on a Hezbollah commander in Beirut.GUEST: Charles A. Kupchan, Senior Fellow at the Council on Foreign Relations and former special assistant to President Barack Obama on the National Security CouncilPRODUCER: Pip Cook, Eddy Diamond