What happens now Sir Keir Starmer has resigned as prime minister? (opens original article in a new tab)

Sir Keir Starmer resigned as UK Prime Minister, triggering a Labour leadership contest with candidates needing parliamentary and union backing. Andy Burnham's support could lead to a swift transition.

• Sir Keir Starmer resigned as UK Prime Minister, initiating a Labour leadership contest.
• Candidates must secure 81 Labour MPs and 5% of constituency parties or unions to enter the race.
• Andy Burnham's strong parliamentary support may lead to a quick leadership transition.