Former Editor of the News of the World Andy Coulson arrives for the sentencing at the Old Bailey court house in London July 4, 2014. British Prime Minister David Cameron's former media chief Coulson was jailed for 18 months on Friday for being complicit in industrial scale phone-hacking by journalists at the Rupert Murdoch tabloid he edited. REUTERS/Neil Hall (BRITAIN - Tags: MEDIA CRIME LAW)