Trump urged not to quit nuclear deal

President Donald Trump is coming under mounting pressure from European allies and fellow Republicans to preserve the Iran nuclear deal. With the president widely expected to disavow the agreement today, defenders and even erstwhile opponents of the deal are urging him not to unravel it completely. Trump’s top national security aides are united behind a plan to decertify the deal, but leave it in place, with a goal of revising its terms. But in pursuing that course, the president will set offff a volatile sequence of events that some warn could end up mortally wounding the agreement.