Andy Burnham is favourite to win the Makerfield by-election, which could put him on course to be British Prime Minister. But will a Burnham-run Britain actually be any different from a Starmer-run Britain?

Andy Burnham is favourite to win the Makerfield by-election, which could put him on course to be British Prime Minister. But will a Burnham-run Britain actually be any different from a Starmer-run Britain?