United were industrious and well-organised, with goalkeeper Edwin van der Sar presenting a formidable barrier with a performance that once again suggested his decision to retire at the end of the season may be premature.

BBC: Chelsea 0-1 Man Utd

The species barrier they face may fully explain the difference in performance compared with children.

WSJ: The Brains of the Animal Kingdom

Gerrard Batten, UKIP MEP for London, said UKIP's performance on Thursday had "broken the psychological barrier with the electorate", as voters now believed a vote for UKIP could count in the first-past-the-post system.

BBC: Lord Tebbit urges Tories to set EU referendum date

Actress Kirsty Jones gave a performance as an anonymous driver who drove into a barrier on the Llanedeyrn interchange on the A48 in Cardiff in May.

BBC: Shame drink-drivers, says Paralympian Simon Richardson