On Sunday, in comments at the UN Security Council in New York, Iran accused the US of "waging war" under an "absurd pretext". At the same time, US President Donald Trump hinted at regime change in Iran - despite the US, and Israel, saying the aim of their strikes was to stop Iran getting a nuclear weapon.

Fareed speaks to Rafael Mariano Grossi, the head of the International Atomic Energy Agency, about the impact of US strikes on three Iranian nuclear sites — and whether negotiations over Tehran’s nuclear program are still possible.