bludgeoned a hairdresser to death when he was a teenager was found dead at a mental health clinic where he was serving his sentence.
Adrian Vivian Jones, 28, was found lying in bed unresponsive by a staff member at Caswell Clinic in Wales, on February 18, 2018.
Though CPR was commenced and attempts were made to use a defibrillator, Jones was later pronounced dead, Wales Online reports.
On September 28, 2007, Jones, who was 16 at the time, murdered 24-year-old Kelly Hyde when he attacked her with a heavy barbell while she was walking her dog along a path in Pantyffynnon, near Ammanford.
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