'Coronation Street' rapist's cause of death behind bars confirmed

Andrew Davies, dubbed 'The Coronation Street rapist,' was handed 13 life sentences for raping 13 women and an additional 56 years for other offences after striking terror across the north

Andrew Davies has been behind bars since 1988, when he received 13 life sentences

Serial rapist Andrew Davies was given 13 life sentences after a spree of crimes across the north of England in the 1980s

Andrew Davies struck terror across the north of England after targeting lone women