Johnson defends trade secretary after climate crisis denial tweets

PM admits he used to be a climate sceptic and says Ann-Marie Trevelyan will do outstanding' job

• Meeting Cop26 finance goals going to be tough', says Boris Johnson

Boris Johnson has acknowledged that he has altered his views about the climate crisis over recent years, saying, the facts change and people change their minds".

As he travelled to the US in a bid to accelerate progress towards an agreement at the Cop26 climate summit, the prime minister was asked about the views of his new international trade secretary, Ann-Marie Trevelyan.