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. 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