Here is CCTV footage given to Rock FM from Lancashire Police which was used in their investigation into Sadie Hartley's murder in Helmshore, Rossendale. 60-year old Sadie was found dead at her home - she'd been tasered and stabbed to death. Sarah Williams and Katrina Walsh, who carried out her murder, went to great lengths to plan it for two years. In this video is CCTV footage of the pair in the weeks before the murder.
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