Original sentence: During the 1990s, Hindley claimed that she only took part in this murder because Brady had drugged her, was blackmailing her with pornographic pictures he had taken of her, and had threatened to kill her younger sister
Edited sentence: During the 1990s, Hindley claimed that she only took part in this murder because Brady had drugged her, was blackmailing her with pornographic pictures he had taken of her, and had threatened to kill her younger sister, Maureen