"The United Nations' atomic watchdog agency has confirmed reports that Iran has begun operating centrifuges installed at an underground site...
During a Wednesday news briefing in Vienna, International Atomic Energy Agency Director General Rafael Grossi told reporters the 174 centrifuges had been moved into a new area of Iran's Natanz nuclear site and had recently begun operating.
He said the operation of centrifuges of that type was in violation of the Iran nuclear deal signed with world powers in 2015, known as the Joint Comprehensive Plan of Action, or JCPOA...
The Associated Press reports a confidential document distributed to member JCPOA countries last week show Iran as of November 2 had a stockpile of 2,442.9 kilograms of low-enriched uranium. This was up from 2,105.4 kilograms reported on August 25.
The nuclear deal signed by the United States, Germany, France, Britain, China and Russia allows Iran only to keep a stockpile of 202.8 kilograms. The IAEA said Iran has also been continuing to enrich uranium to a purity of up to 4.5%, higher than the 3.67% allowed under the deal..."