Keir Starmer is on the brink of resigning – the only question left is when does the drama end.
After a tense weekend, the Prime Minister remains under intense pressure from his cabinet to quit, with Downing Street braced for the end of another short-lived premiership.
Meanwhile, fresh from his Makerfield by-election victory, Andy Burnham returns to Westminster. But can the King of the North pull off a smooth succession to No10?
Sam Coates and Anne McElvoy have inside information from both the Starmer and Burnham camps on whether Labour can manage a seamless transition or whether a brutal leadership battle lies ahead.
Plus, if there is to be a handover of power in the coming weeks, what are the pro and cons?