Forensic Fails: Why DNA evidence doesn’t always provide the correct answers

Your DNA says way more about you than a finger print, cigarette stub, boot print outside the window or any of the other evidence Sherlock Holmes always found so informative. DNA testing has been a great boon for criminal investigators, but is it always compelling evidence? Here are some notable occasions where the silver bullet that is DNA evidence has got jammed in the barrel of the gunĀ of justice and messed everything up:

“Oh no, my justice gun!”

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