By Frank Andrews is a CBS News journalist based in London. Read Full Bio May 12, 2026 / 1:15 PM EDT / CBS News Add CBS News on Google London - British Prime Minister Sir Keir Starmer insisted Tuesday that he will "get on with governing," rejecting growing calls from within his own party for him to step aside, which have been intensified by multiple resignations from his cabinet. In the wake of disastrous results in local elections last week, a fifth of all members of the U.K. Parliament from Starmer's own Labour Party have now called on him to step down, and four members of his cabinet resigned Tuesday in an effort to force him to quit. Jess Phillips, the national minister for safeguarding; Alex Davies-Jones, minister for victims and tackling violence against women and girls; Zubir Ahmed, Parliamentary Under-Secretary of State for Health Innovation and Safety; and Miatta Fahnbulleh, minister for devolution, faith and communities, all announced their resignations on Tuesday.…