The eyes of the world are on Biden as he hosts the Nato summit in Washington DC amid concerns about his fitness to contest the election and serve another term in office and fresh calls for him to quit the 2024 race.
Meanwhile, Trump’s recent denial that he knows anything about Project 2025, a 900-page proposal by the Heritage Foundation think-tank for a radical reconfiguring of the US federal government to suit hard-line conservatives, has been ridiculed by former adviser to Mike Pence, Olivia Troye, who named ex-Trump administration figures involved and said she sat in on those policy meetings.