Andy Burnham: The charismatic mayor almost certain to challenge for Britain’s premiership

By Issy Ronald, CNN London (CNN) — Greater Manchester mayor Andy Burnham is poised to challenge Britain’s Prime Minister Keir Starmer for the country’s premiership on his return to parliament after winning a by-election in Makerfield, northwest England. Thursday’s election, the equivalent of a US special election, was triggered to pave Burnham’s route to Downing