Sir David Clementi – the current BBC chairman – is due to step down next month.

American democracy's darkest day, in pictures.

He has also suggested demonstrators calling for racial equality should be targeted with water cannons while he also referred to illegal immigrants as a 'swarm'.

It comes as the Washington Post and Miami Herald join Democrats in arguing the president's Cabinet should remove him under the 25th Amendment.

The Tweet was described as an “appalling and completely unworthy analogy”, adding: “Have you taken leave of your senses equating the two?

The i says Donald Trump incited protesters by instructing them: “We will never concede”.

The dead included a woman who was shot by US Capitol Police as well as three others who died in “medical emergencies”.

Following the Scottish again, eh Boris?

Earlier a video telling rioters to go home was removed because "on balance it contributed to rather than diminished the risk of ongoing violence."