No 10 says Starmer ‘will not walk away’ if Burnham officially enters Labour leadership contest - UK politics live

Downing Street responded after Andy Burnham publicly admitted that he would consider launching a bid to become Labour leader

• ‘I wouldn’t flinch’: Burnham on social care, markets, Brexit – and the prospect of a general election

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David Lammy has come out in support of the prime minister, saying Keir Starmer would fight in a leadership contest after Andy Burnham said he would join one if elected an MP.