<sod >The jury trying part-time judge Constance Briscoe over charges that she lied to police investigating the Chris Huhne speeding points case has been discharged after failing to reach verdicts.< eod>< sod > Constance Briscoe, a part-time judge, faces a retrial over charges that she lied to police investigating the Chris Huhne speeding points case after the jury failed to reach a verdict.< eod>