By-election loss shows Starmer faces threats on all sides

Sir Keir Starmer vows to "keep on fighting" after Labour finishes third behind the Greens and Reform in the Gorton and Denton by-election. How should he respond to the threats from the left and right, and from increasingly worried MPs in his own party? Work and Pensions Secretary Pat McFadden responds. Reform alleges "blatant sectarianism" scuppered its campaign. We hear from party member Tim Montgomerie. Plus, former Green leader Caroline Lucas reflects on their success.