U.K. leader's chief of staff quits over hiring of Epstein friend as U.S. ambassador

Downing Street Chief of Staff Morgan McSweeney arrives into Downing Street on October 06, 2025 in London, England.

British Prime Minister Keir Starmer's chief of staff resigned Sunday over the furor surrounding the appointment of Peter Mandelson as U.K. ambassador to the U.S. despite his ties to Jeffrey Epstein.

(Image credit: Leon Neal)