An investigator working for the News of the World allegedly hacked into the mobile phone of murdered girl Milly Dowler, a lawyer for the family says. Mark Lewis said police told her parents that Glenn Mulcaire hacked into her voicemail while she was missing. The Guardian has claimed he intercepted messages left by relatives and said the NoW deleted some, which gave her parents false hope she was alive. NoW parent firm News International said the development was of "great concern". Mr Lewis said the hacking dated from 2002 when the NoW was under the editorship of Rebekah Brooks (nee Wade) - now News International's chief executive. In a statement he said: "Sally and Bob Dowler have been through so much grief and trauma without further distressing revelations to them regarding the loss of their daughter.