Iran has agreed to tougher monitoring by the UN nuclear watchdog at its Fordow site dug into a mountain after it greatly accelerated uranium enrichment to close to weapons grade there, the watchdog said on Thursday in a report seen by Reuters.For all the latest headlines follow our Google News channel online or via the app. “Iran agreed to the Agency’s request to increase the frequency and intensity of the implementation of safeguards measures at FFEP (Fordow Fuel Enrichment Plant) and is facilitating the implementation of this strengthened safeguards approach,” the International Atomic Energy Agency said in the confidential report to member states.Read more:Iran to launch ‘advanced centrifuges’ in response to IAEA censureBritain, France and Germany urge Iran to halt ‘nuclear escalation’IAEA chief says Iran’s enrichment to near bomb grade set to rise ‘dramatically’