Dutyron
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Inside the Lab: Finding Invisible Blood on the Idaho 4 Knife Sheath
Posted
November 6, 2025
Views
5,558
Likes
446
Comments
31
Engagement
8.58%
November 6, 2025
5,558
446
31
8.58%
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0:55Now PlayingCSI expert Ed Wallace breaks down the science behind how investigators examined the knife sheath found at 1122 King Road in the Bryan Kohberger Idaho Four case.
Using UV and infrared light, analysts revealed hidden evidence invisible to the naked eye. Learn why blood doesn’t glow—it turns black, and how forensic science uncovers what killers try to erase.
🔬 Watch the full forensic breakdown on CrimeTime with DutyRon & Ed Wallace.
#bryankohberger #knifesheath #forensicscience #TrueCrime #crimesceneinvestigation #csi #edwallace #crimetime
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Welcome to Crime Time with DutyRon and Ed Wallace. We are Retired NYPD Police detectives and 911 World Trade Center first responders who talk about all things true-crime related from a Police detective perspective. We cover missing-person cases and breaking news. Subscribe to Crime Time with Dutyron and Ed Wallace for comprehensive analysis and expert commentary on this and other critical true-crime community stories.
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