Donald Trump’s decision to step up sanctions on Iran has set up a clash with European allies who still support the 2015 nuclear accord. Roula Khalaf discusses the repercussions of the clash with Najmeh Bozorgmehr, Katrina Manson and Michael Peel.

Contributors: Suzanne Blumsom, executive editor, Roula Khalaf, deputy editor, Katrina Manson, US defence correspondent, Najmeh Bozorgmehr, Tehran correspondent and Michael Peel, Brussels correspondent. Producer: Fiona Symon

Read more on this story here