Testing the knife for fingerprints

Forensic enforcement officer Rachel uses chemical dyes to test for any potential fingerprints on the knife.

21 July 2026

1 minute

This clip is from

Murder 24/7—Series 3, Suicide or Murder? Part 1

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"Are you responsible for those injuries caused to Jo?"—Series 3, Suicide or Murder? Part 1
Duration: 02:37
"She's... she's got a knife in her tummy"—Series 3, Suicide or Murder? Part 1
Duration: 01:24