Mr Doyle told the court that, on 30 June, Ms Rees had brandished a knife which she was using to cut up leather.

BBC: Sian Rees death: Jury considers John Doyle verdict

He said she was "hysterical and screaming" and had a knife which she was using to cut up some leather.

BBC: Sian Rees murder: John Doyle admits 'causing death'