Rob Malley, former US negotiator during the Iran nuclear program negotiations and current CEO at the International Crisis Group, poses in his office May 7, 2018 in Washington, DC. – President Donald Trump will confirm on May 8, 2018 whether he will make good on a threat to re-impose US sanctions on Tehran and thereby throw the entire Iran nuclear deal into question.Trump’s announcement that a decision was imminent cut short a last-ditch European diplomatic drive to save the accord ahead of what had been a May 12 deadline. (Photo by Brendan Smialowski / AFP) (Photo credit should read BRENDAN SMIALOWSKI/AFP via Getty Images)