Such a bomb would have to be dropped from an American aircraft, which could have wide-ranging ramifications, including jeopardising any chance of Iran engaging in Trump's desired talks on its nuclear programme.

Trump is convening his national security team to decide whether to take out key enrichment facility; but even if he opts against it, Israel still has options

According to the United Nations nuclear watchdog International Atomic Energy Agency, Iran’s largest number of its most powerful centrifuges are at Fordo.