Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.AllNewsSportCultureLifestyleSir Keir Starmer has pledged to participate in a Labour leadership contest if one is initiated, stating he would not abandon his position. Andy Burnham, the now-former Greater Manchester mayor, achieved a substantial victory in the Makerfield by-election, securing a lead of 9,231 votes over Reform UK. Following his by-election success, allies of Andy Burnham are advocating for him to challenge Sir Keir Starmer for the Labour leadership and assume the role of Prime Minister. Reports indicate that the current Prime Minister is amassing a 'war chest' to fund a potential leadership campaign, as he faces challenges from both Andy Burnham and former health secretary Wes Streeting. In his victory address, Mr Burnham remarked that his win could signify a 'turning point' for a nation where he believes 'politics isn’t working'. In fullBurnham by-election live: Defiant Starmer says he will stand in Labour leadership battle after Burnham’s Makerfield winThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in