More than 60 Labour MPs have publicly called for Keir Starmer to quit, four PPSs have resigned, and Wes Streeting is reportedly poised for a leadership bid. Here is what happened and what to watch next.
Labour is facing its toughest electoral challenge in London in 50 years as the Greens and Reform UK chip away at their traditional voter base.
Culture Secretary Lisa Nandy has become the most senior cabinet member to publicly criticise Labour's decision to block Andy Burnham from standing in the Gorton and Denton by-election, a move that ended in Labour losing a seat it had held since 1931.