The Guardian - Watchdog says country may also be storing material at three undeclared sites

Iran has nearly tripled its stockpile of enriched uranium since November in violation of its deal with world powers and is refusing to answer questions about three possible undeclared nuclear sites, the UN atomic watchdog agency has said.

The International Atomic Energy Agency made the statement in a confidential report distributed to member countries that was seen by the Associated Press.

The agency said that as of 19 February, Iran’s total stockpile of low-enriched uranium amounted to 1,021kg, compared with 372kg noted in its last report on 3 November 2019.

The stockpile puts Iran within reach of the amount needed to produce a nuclear weapon, which it insists it does not want to do.

Read more here