Iran will not accept the U.N. nuclear watchdog's "excessive" demands, the spokesperson of Iran's Atomic Energy Organisation was cited as saying by the semi-official Tasnim news agency on Tuesday.
After months of indirect talks, Tehran and Washington are struggling to revive a 2015 nuclear deal. A key sticking point is Tehran's insistence that the International Atomic Energy Agency (IAEA) closed its probes into uranium traces found at three undeclared sites before the nuclear pact is revived.
