Boris Johnson's father praises Extinction Rebellion 'crusties' as arrests hit 800

Stanley Johnson gives backing to activists as Met reduce the number of activists' sites from 12 to six

The prime minister's father has told a crowd at Extinction Rebellion's London demonstrations he backs their methods and is proud to call himself an "uncooperative crusty".

Stanley Johnson was responding to a question about comments made by his son, who called environmental protesters occupying sites across Westminster "uncooperative crusties" in "heaving hemp bivouacs".