The head of the UN’s nuclear watchdog says US strikes on Iran fell short of causing total damage to its nuclear program and that Tehran could restart enriching uranium “in a matter of months,” contradicting President Donald Trump’s claims the US set Tehran’s ambitions back by decades.

The head of the United Nations atomic watchdog called for a return to diplomacy after the US strikes on Iran’s nuclear program, saying there’s “a window of opportunity” to return to dialogue.

Rafael Grossi, the head of the UN nuclear watchdog, warned that Iran is likely to go back to producing enriched uranium needed for making bombs in a ‘matter of months,’ despite strikes from Israel and