A prisoner given a potentially lifelong sentence for a mobile phone mugging nine years ago has been freed by judges on appeal.Nathan Roberts was aged 23 and living on the streets when he cornered three youths in an alleyway."He relieved them of their telephones having frogmarched them down a side street," Judge Nicholas Cooke QC told London's Appeal Court. Roberts' young victims were also threatened with a knife, although the judge added: "No great actual violence was - or needed...
