There’s a revolving door at 10 Downing Street, a prime minister goes in and they’re popped out again. This time it was Keir Starmer.   Can his likely successor, the former Manchester Mayor Andy Burnham last the distance?  Today, Simon Tormey, Professor of Politics at Deakin University on why Britain’s woeful economy will make it hard.   Featured:  Simon Tormey, Professor of Politics and Executive Dean of the Faculty of Arts and Education at Deakin University