High Court throws out rules introduced to stop violent prisoners escaping . Policy introduced after armed robber nicknamed 'Skull Cracker ' absconded . Kent walked out of Standford Hill prison while on day release . He was serving 13 life sentences but escaped and went on the run in May .
High Court throws out rules introduced to stop violent prisoners escaping . Policy introduced after armed robber nicknamed 'Skull Cracker ' absconded . Michael Wheatley walked out of Standford Hill prison while on day release . He was serving 13 life sentences but escaped and went on the run in May .