Prime Minister Keir Starmer, issues a statement regarding the Manchester Synagogue attack, at Downing Street on October 2, 2025 in London, England. Wpa Pool | Getty Images News | Getty Images Hello, this is Katie Foley writing to you from London, where Downing Street is dominating the agenda. U.K. Prime Minister Keir Starmer faces a crunch cabinet meeting this morning. His premiership seemingly rests on a knife-edge after a day of intrigue of the kind that British politics seems to have perfected in recent years. What you need to know today British Cabinet ministers - reportedly including Home Secretary Shabana Mahmood - have told Keir Starmer to lay out a plan to leave Number 10. In addition, more than 70 of his own MPs have told him to quit and several ministerial aides have resigned, with Starmer's 'make-or-break' speech yesterday failing to quell the growing rebellion.…