It's incredible to think that just a few months ago, the West still hoped to revive the Iran nuclear deal. Now, the UK and the EU are openly considering outlawing the Iranian Revolutionary Guards. What's the right response to Tehran's weekend execution of British-Iranian citizen Alireza Akbari? Officially, his case has nothing to do with the protest movement, which is now in its fifth month. We ask about the timing of his killing and about the other foreign nationals currently held in Iran.
Produced by Charles Wente, Antonia Kerrigan and Louise Guibert