Journalist Ruth Warrander visits Dr Brenda Page's ex-husband and discovers a shocking detail from his past. She reveals the identity of the suspect seen in posters all over Aberdeen after Brenda's murder and hears alarming news about the original police investigation. Forensic scientists uncover how advances in DNA have led to cold cases being solved. Hosted on Acast. See acast.com/privacy for more information. Learn more about your ad choices. Visit megaphone.fm/adchoices