Uranium particles enriched to 83.7% found in Iran – UN report

Iran’s domestically built centrifuges are displayed in an exhibition of the country’s nuclear achievements in Tehran, Iran (Vahid Salemi/AP)

Inspectors from the United Nations nuclear watchdog found uranium particles enriched up to 83.7% in Iran’s underground Fordo nuclear site, a report seen by The Associated Press said.

The confidential quarterly report by the Vienna-based International Atomic Energy Agency (IAEA) distributed to member states is likely to renew tensions between Iran and the West over its programme.