Prime Minister David Cameron (standing) answers questions in the House of Commons on Wednesday about his hiring of former News of the World editor Andy Coulson as communications director. Mr. Coulson, implicated in the newspaper phone-hacking scandal, resigned from the government job in January. (Associated Press)

Prime Minister David Cameron (standing) answers questions in the House of Commons on Wednesday about his hiring of former News of the World editor Andy Coulson as communications director. Mr. Coulson, implicated in the newspaper phone-hacking scandal, resigned from the government job in January. (Associated Press)