Who said the Labour party needs “a battle of ideas, not of personalities or petty factionalism … It needs to be broad, and it needs the best possible field of candidates”?
Until Thursday morning, almost everyone would have attributed those words to Andy Burnham, the mayor of Greater Manchester. But those were the closing paragraphs of the former health secretary Wes Streeting’s resignation letter, a cadence so similar to Burnham’s own that it cannot be accidental.