Conservative MP Amber Rudd said Margaret Thatcher would not be surprised that some people are using her death as an opportunity to protest.
Speaking to Daybreak she said: "Be very careful, because peaceful protests is ok, anything else is not."
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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.