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Expert Witness Episodes

    Threads of Evidence and Bad ChemistrySeries 3

    9/15 A UK fibre specialist brings closure to Australia鈥檚 longest-running murder investigation.

    Hidden Blood and Traces of a KillerSeries 3

    7/15 An expert witness helps police link a drug gang to the death of a man in Wales.

    Face of a Killer and Proof in the PollenSeries 3

    6/15 A facial recognition expert helps Merseyside Police catch the killer of a young man.

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