News of the World service personnel killed in action. Senior figures on the newspaper have been held for questioning by police investigating the phone hacking and corruption allegations. Arrested on 8 July 2011 were former editor Andy Coulson and former "News of the World" royal editor Clive Goodman, the latter jailed for phone hacking in 2007. The former executive editor Neil Wallis was arrested on 15 July 2011 and former editor Rebekah Brooks, the tenth person held in custody, on 17 July 2011. On a visit to London on 17 February 2012, Murdoch announced he was soon to launch a Sunday edition of "The
Phone hacking phone companies for relying on outdated encryption techniques in the 2G system, and said that the problem could be fixed very easily. Phone hacking, being a form of surveillance, is illegal in many countries unless it is carried out as lawful interception by a government agency. In the News International phone hacking scandal, private investigator Glenn Mulcaire was found to have violated the Regulation of Investigatory Powers Act 2000. He was sentenced to six months in prison in January 2007. Renewed controversy over the phone hacking claims led to the closure of the "News of the World" in July 2011.