Iran's Supreme Leader has warned of a forceful response if the US or its allies bomb his country. That follows a threat made by US president Donald Trump if there is no deal on Tehran's nuclear programme. How dangerous is this stand-off - and can a solution be found?

Presenter:

Adrian Finighan

Guests:

Hassan Ahmadian - Assistant Professor, University of Tehran.

Ali Vaez- Iran Project Director, International Crisis Group.

Ellie Geranmayeh- Deputy Director of the Middle East and North Africa Programme, European Council on Foreign Relations.