Iran and the West remained at loggerheads on Tuesday over U.N. probes of uranium traces at three Iranian sites as the United States said it did not expect a breakthrough on reviving the 2015 Iran nuclear deal at this week's U.N. General Assembly.
Tehran has pushed Washington to commit to closing investigations by the International Atomic Energy Agency (IAEA) into uranium traces found at three undeclared sites before it will fully implement a proposed deal to revive the nuclear pact.
