Thousands will take to the streets for the Sainsburys Sport Relief Mile.
They will be joined at the start line by big names including JLS, Miranda Hart, Dame Kelly Holmes, Sir Steve Redgrave, Richard Hammond and James Cracknell.
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.