Billionaire Tory donor calls for Boris Johnson to resign

John Armitage, who has given 3.1m to the Conservatives, says PM has gone 'past the point of no return'

A billionaire donor to the Conservative party has suggested that Boris Johnson should resign, saying that the prime minister was past the point of no return".

John Armitage, co-founder of the hedge fund firm Egerton Capital, who has given 3.1m to the Conservatives, including more than 500,000 since Boris Johnson entered No 10, told the BBC he thought leaders should leave if they lose their moral authority.