Why Morgan McSweeney’s resignation matters for Sir Keir Starmer BBCUK prime minister’s powerful chief of staff quits amid Epstein fallout Australian Broadcasting CorporationFor some, McSweeney resignation removes obstacle to eventual downfall of Starmer The GuardianTop Starmer aide quits over appointing Epstein friend to key post smh.com.auUK PM’s top aide quits over Mandelson’s links to Epstein Al Jazeera