Bottles and beer cans are now being thrown by rival EDL and anti-fascist protesters facing off in Whitehall, ITV News reporter Ben Chapman says.
Police in riot gear are now moving into the area between the two groups.
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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.