Ever since we were told the prime minister decided to call the election while she was walking in Wales the BBC's Matthew Price has been walking to try to solve other tricky policy questions.



The task on his trek is to decide whether we should save the steel industry that has dominated the economy of Port Talbot in Wales.

Joining him is Andrew Carter, the chief executive at centre for cities and Lee Hopley, the chief economist at EEF.



(Images: The Tata steelworks in Port Talbot Credit: Getty Images)