Stay up to date with notifications from The Independent Notifications can be managed in browser preferences. All News Sport Culture Lifestyle Britain's Prime Minister Keir Starmer, Former deputy prime minister, Angela Rayner and Greater Manchester Mayor Andy Burnham meet with staff at a breakfast club during a visit to a primary school in Ashton-under-Lyne, Greater Manchester, Britain, April 13, 2026 (Reuters) Andy Burnham, the Labour Mayor of Greater Manchester, is reportedly planning a swift return to Westminster with intentions to challenge Sir Keir Starmer's leadership. He has allegedly identified several constituencies where incumbent MPs are prepared to resign, triggering by-elections to facilitate his re-entry into Parliament. Supporters reportedly hope to avoid a formal leadership challenge, instead aiming for Sir Keir to step aside following anticipated poor results in the May 7 elections.…