The MP Pamela Nash has tweeted a picture which from Portcullis House shows the scale of the Anonymous protest in Parliament Square.
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Well-placed sources have reported that Theresa May's deputy will not be forced to step down over allegations of sexual misconduct.
A whistle-blower told ITV News some school buses were on the road without a valid MOT.
It will be the coldest night of the year - freezing with widespread ice.