DUBAI - Iran has no interest in reviving a failed nuclear fuel swap deal with Western powers, but might scale back production of higher-grade enriched uranium once it has the material it needs, the head of the country's atomic energy organization said.

US officials say that getting Iran to suspend high-level uranium enrichment and close an underground nuclear facility near the holy city of Qom are priorities for talks between Iran and world powers that are due to resume on Saturday.

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