Labour's devastating defeat in Thursday's Gorton and Denton by-election has left Keir Starmer's leadership rivals circling ominously, with Mr Burnham the favourite.
ITV bosses were forced to censor BRIT Awards host Jack Whitehall during Saturday's ceremony, after he made a joke about former Labour grandee Peter Mandelson.
Ms Mahmood says Labour must now bring in Danish-style populist reforms to restore the public's faith in the 'broken' asylum system or risk its political future.
Lucy Powell said that the Greater Manchester Mayor would 'probably have held' the safe seat and that if he had stood 'the Greens wouldn't have gone after the seat in the same way that they did'.