Rafael Grossi, director of the International Atomic Energy Agency (IAEA), said on Wednesday that suspicious activity has been detected around Iran’s bombed-out nuclear sites, although he said there was no sign that Iran could resume uranium enrichment any time soon.

Iran’s uranium enrichment sites at Fordow, Natanz, and Isfahan were bombed by the United States in June, shortly after the IAEA censured Iran for violating its nuclear non-proliferation obligations. According to various assessments, including from the IAEA, and statements later made by Iranian officials, all three facilities were heavily damaged and rendered inoperable.

Iran’s existing stockpile of near-weapons-grade enriched uranium was not destroyed, however. The IAEA said last week it believes “the majori

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