Work has not halted to bridge gaps between the United States and Iran, sources from mediator Pakistan said, despite the failure of face-to-face diplomacy after Donald Trump called off a trip by his envoys and told Iran to phone when it wants a deal.
Hopes of reviving peace efforts have receded since the U.S. president scrapped a visit on Saturday by his envoys Steve Witkoff and Jared Kushner to Islamabad,
