10:00Expert WitnessSeries 1 (Extended Versions)Cold Case DNA and BonesBBC One Duration: 45 minutes Audio described Wed 14th Dec 2022, 10:00 on BBC One YorkshireAvailable for yearsWatch nowA DNA expert witness helps solve a 50-year-old crime, a murder investigation is solved by tracking unusual blue fibres around the world, and forensic anthropology is explored.ContributorsPresenter:Ashley John-BaptisteSeries Producer:Richard WellerProduction Company:Rare TVGenresFactualCrime & JusticeFactualCrime & JusticeTrue CrimeFormatsDocumentariesBrandExpert WitnessSeriesExpert Witness: Series 1 (Extended Versions) Source: BBC Online