The White House says the US president is experiencing 'mild symptoms' after testing positive during a campaign trip to Las Vegas. The news comes as top Democrat Adam Schiff called on Mr Biden to 'pass the torch'. The California congressman is the most prominent Democrat yet to publicly call for the president to step aside. Also: the Caribbean island of Carriacou struggles to cope with the aftermath of Hurricane Beryl, and the skeleton of a stegosaurus sells at auction for more than 44 million dollars - a record amount for a dinosaur.