Iranian Supreme Leader Ayatollah Ali Khamenei. Photo: Screenshot.

As negotiators at Iran nuclear talks labored to make headway, the country’s supreme leader called Saturday for the struggle against the U.S. to continue, in comments suggesting that Tehran’s distrust of Washington will persist no matter what the outcome of the talks.

The negotiations entered their 15th day Saturday with no indications of major progress after three extensions and four target dates for a deal, and diplomats said it remained unclear whether an agreement could be reached by Monday, the latest deadline.

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