Dutyron
@dutyron·727K subscribers·2.2K videos
Why Investigators Couldn't Get DNA From the Hair
Posted
August 1, 2026
Views
1,380
Likes
77
Comments
11
Engagement
6.38%
August 1, 2026
1,380
77
11
6.38%
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0:46Now PlayingWhy didn't investigators get usable DNA from the hair recovered in the Nancy Guthrie investigation?
In this Short, retired NYPD Detective First Grade and forensic investigator Ed Wallace explains why hair evidence doesn't always produce usable DNAWatch the full episode here
Using the Nancy Guthrie investigation as an example, Ed breaks down what television often gets wrong about hair evidence and why real forensic science is far more complex.
Subscribe for more evidence-based crime scene and forensic analysis from retired NYPD investigators DutyRon and Ed Wallace.
#NancyGuthrie #Forensics #CSI #TrueCrime #CrimeScene #DNA
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