Andy Burnham is on track to become Britain’s next prime minister, but we don’t yet know who he’ll pick as chancellor.

Could it be Ed Miliband, or would he spook the markets? Perhaps Yvette Cooper is a safe pair of hands, or could Wes Streeting get the keys to Number 11 despite his “brazen disloyalty” to his last boss?

On this week’s Talking Politics, Tom and Robert ask what a Burnham government could look like, and break down what his major policy changes could be.

Plus, Peston gives his advice to the next PM on welfare, defence and the pension triple lock.

Contains mild language.

Tom Bradby and Robert Peston are in Downing Street to discuss Keir Starmer's resignation, after he set a timetable for his departure as PM.

Newly elected MP Andy Burnham has confirmed he will run to replace him as Labour leader.

Tom and Robert break down what went so wrong for Starmer, less than two years after his landslide election win, and what obstacles could be in Burnham's way.

Andy Burnham’s big Makerfield by-election victory is set to reshape British politics as we know it.

So what happens next?

In this special Talking Politics episode, Tom Bradby and Robert Peston are joined by Election Analyst Professor Jane Green from Nuffield College, University of Oxford, to answer the key questions.

Is Britain now waking up to a new prime minister?

What does the Labour vote share in Makerfield tell us about potential voting in a General Election?

Would Andy Burnham definitely perform better than Sir Keir Starmer?

Could he call a General Election once he's prime minister?

What does it mean for Reform’s chances at a national level?

Are the Conservatives still in the picture?

And is electoral reform now inevitable?