Why the JCPOA mattered and how it unravelled

The Foreign Affairs Committee Chair on Iran, Trump's 'asteroid of awfulness' and the 'grief' she felt after being dropped by Starmer.

Emily Thornberry tells Nick about how her father's career as a UN peacekeeper helped shape her commitment to the ideals of international law.

She also has frank views about what her party needs to do to stem the rise of the Green Party.

Senior Producer: Daniel Kraemer Producer: Flora Murray Sound: Jack Wilfan Editor: Giles Edwards