Washington and Tehran would need to defend any potential deal as a win for their side. And each has a leader whose approach to talks is vexing mediators. By Erika SolomonFarnaz Fassihi and Tyler Pager ...

The U.S. launched strikes against Iran, a day after a U.S. helicopter gunship was shot down near the Strait of Hormuz. U.S. and Iran Zero In on Four Nuclear Issues in Talks Negotiations are in flux ...