LONDON, ENGLAND - JANUARY 09: Britain's Prince Harry signs a book of condolence at the French embassy for the 12 victims of the attack on the Paris offices of satirical weekly Charlie Hebdo on January 9, 2015 in London, England. French elite forces have surrounded the two brothers suspected of slaughtering 12 people in the Islamist massacre at the Paris offices of Charlie Hebdo in the town of Dammartin-en-Goele, only 12 kilometres (seven miles) from Paris's main Charles de Gaulle airport. (Photo by Ben Stansall - WPA Pool/Getty Images)
