Starmer's Chief of Staff Quits Amid Mandelson-Epstein Fallout

• Morgan McSweeney, UK PM Keir Starmer’s chief of staff, resigned over the appointment of Peter Mandelson as US ambassador.
• McSweeney admitted backing Mandelson was a mistake, taking full responsibility for his advice to Starmer.
• Resignation follows political turmoil sparked by US Department of Justice documents linking Mandelson to Jeffrey Epstein.
• UK police are examining emails suggesting Mandelson shared financial details with Epstein after the 2008 banking crisis.
• McSweeney's departure is a blow to Starmer's inner circle, raising questions about leadership amid party unrest.