One of the world's most wanted fugitives who was last seen in Kent after murdering a man in an unprovoked attack has been convicted of the crime. <br /><br />Shane O'Brien went on the run for three-and-a-half years after brutally killing 21-year-old Josh Hanson on a night out. <br /><br />Just days after the attack he was caught on camera at the Ashford Designer Outlet and today it took the jury just 55 minutes to convict him.