Six O'Clock News

Allies of the health secretary, Wes Streeting, say they expect him to launch a challenge against Sir Keir Starmer tomorrow. Also: A parliamentary investigation is to be held into whether Nigel Farage broke Commons rules by not declaring a five-million pound gift from a supporter. And the Princess of Wales embarks on her first foreign tour since being treated for cancer.

Some government ministers and MPs have called for Sir Keir Starmer to step down, despite his insistence that he wants to "get on" with running the country. Also: The leader of Plaid Cymru, Rhun ap Iorweth, has been voted in as the new First Minister of Wales. And Donald Trump flies to China for a state visit.

More than 50 Labour MPs have called for the prime minister to resign, despite Sir Keir Starmer's vow to stay on, and prove his doubters wrong. Also: President Trump has said the American ceasefire deal with Iran is "on life support", as the sides fail to agree terms for talks on ending the war. And the British actor Michael Pennington, best known for his performances of Shakespeare, has died at the age of 82.

The former Deputy Prime Minister has warned that Labour is on its 'last chance' and 'needs to change now' -- following the party's losses in local elections. Angela Rayner has backed Andy Burnham to return to Westminster as the Prime Minister faces calls from within Labour to step down. Also: British passengers from the cruise ship hit by an outbreak of hantavirus are being flown back to the UK after landing in Tenerife. And the Netflix drama, Adolescence, picks up more prizes at the television BAFTAs in London.

Sir Keir Starmer insists he won't step down following his party's heavy election losses in England, Wales and Scotland — but one former minister says she'll try to trigger a leadership contest next week if no-one in the Cabinet comes forward. Also: President Putin watches a scaled-back Victory Day parade in Moscow as a three day ceasefire with Ukraine begins. And British nationals on board the cruise ship at the centre of the hantavirus outbreak are to be taken to a Merseyside hospital.