Trump needs a better Iran deal than Obama’s – but faces major hurdles

US president will need to show heavy costs of war were worthwhile while Iran must choose between instant and delayed gratification Middle East crisis – live updates If talks between Iran and the US reconvene within the next few days in Islamabad, Donald Trump will have two major political hurdles to overcome – first showing that any deal he secures is better than the one signed by Barack Obama in 2015 and from which he withdraw in 2018, and secondly proving the deal is more favourable than...

By Patrick Wintour Diplomatic editor