The leader of the Scottish Labour Party called on Mr. Starmer to quit amid turmoil over an ambassador with close ties to Jeffrey Epstein. Potential successors in his party quickly backed him. Angela Rayner, a former deputy prime minister and one of two lawmakers seen as the main contenders to succeed Mr. Starmer, said he had “my full support.” Wes Streeting, the health secretary, who is seen as the other possible successor, told Sky News ... [7191 chars]