The Justice Secretary has asked the Serious Fraud Office to investigate G4S over its electronic tagging contract after auditors found the security firm and another company had overcharged the Ministry of Justice by "tens of millions of pounds".
A statement from G4S said it believes that any evidence or indication of dishonesty should be referred to the relevant authorities including, if appropriate, the SFO.
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.