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Detectives reveal how 'gameshow' serial killer who evaded justice for 20 years was caught | Daily Mail Online
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Pembrokeshire Murders serial killer sought out victims after 'losing to woman on Bullseye' - Mirror Online
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Pembrokeshire Murders: John Cooper's Bullseye stint 'unsurprising' as he 'loved himself' | TV & Radio | Showbiz & TV | Express.co.uk
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Pembrokeshire Murders: How a Bullseye appearance implicated real killer John Cooper | The Independent
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Pembrokeshire Murders: Watch killer John Cooper in chilling Bullseye stint before arrest | TV & Radio | Showbiz & TV | Express.co.uk
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The Pembrokeshire Murders viewers react to John Cooper being caught thanks to TV's Bullseye - Wales Online
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The horrifying unknown details of John Cooper's life which culminated in multiple murders - Wales Online
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The Game Show Serial Killer: Police Tapes, review: a intriguing look at the extraordinary story of 'The Bullseye Killer'
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Pembrokeshire Murders: How a Bullseye appearance implicated real killer John Cooper | The Independent
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Police fear Bullseye killer who executed 4 people may have another secret victim - Irish Mirror Online
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How serial killer John Cooper's wife unknowingly gave key evidence that helped catch him - Daily Star
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How advances in forensic sciences led Welsh police to quadruple murderer John Cooper | Daily Mail Online
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