Iran has produced enough highly enriched uranium to manufacture several nuclear warheads, according to Rafael Grossi, the head of the International Atomic Energy Agency (IAEA), reports Bloomberg. Inspectors from the International Atomic Energy Agency believe that Iran currently possesses a sufficient amount of highly enriched uranium to create multiple nuclear warheads. “It is a very frustrating cycle. We don’t understand why they don’t provide the necessary transparency,” said the Director-General of the IAEA. Iran resumed production after November report by IAEA Despite inspectors not detect…