Now playing Next Russia #Sochiproblems: baffled Olympic journalists tweet surprising, gross finds 05/02/2014
Now playing Next USA Justin Bieber deportation petition passes threshold for White House response 29/01/2014
Now playing Next Vatican Shock at Femen activist's topless anti-Catholic protest in Vatican 20/12/2013
Now playing Next United Kingdom Bank of England to introduce Britain's first plastic banknotes from 2016 18/12/2013
Now playing Next Greece Greeks not infecting themselves with HIV, admits WHO after report error 26/11/2013
Now playing Next United Kingdom Prince Harry arrives in Antarctica ahead of 335km charity trek 25/11/2013