Terrified Scot thought sister would be killed by boyfriend in horror attack
attacking her.Twenty-six-year-old Aiden Palmer was seen on top of his partner, pinning her to a bed, with his hands around her throat.But he then turned on her sister and pushed her against a wall and a bannister before punching her several times on the face.She managed to escape and ran outside the flat in the Muirton area of the city to telephone the police.They responded “immediately,” depute fiscal Michael Sweeney told Perth Sheriff Court.“She was outside, visibly distressed and had facial injuries.”She then told officers: “He’s going to kill her.