What did Keir Starmer know and when? They are the questions the PM must answer as his attempts to defend his ambassador to Washington Peter Mandelson collapse around him.

PM was grilled by Kemi Badenoch on suitability of Mandelson for job as US ambassador

PM says he has confidence in ambassador when questioned in the Commons by Lib Dem and Tory leaders

What did Keir Starmer know and when? They are the questions the PM must answer as his attempts to defend his ambassador to Washington Peter Mandelson collapse around him.

Messy exit of ambassador to US was entirely predictable, leaving many to ask why PM failed to see it coming

Lord Mandelson is part of a long list of key appointees that Sir Keir Starmer has been forced to sack for predictable problems, which poses big questions about his judgment, as…

The Tories urge the PM to "come clean" on what he knew about Lord Mandelson's links to convicted paedophile Jeffrey Epstein.

Sources say that the prime minister was not aware of new emails between Mandelson and Epstein when he defended the former UK ambassador to the US at PMQs.