Modern Engineering Marvels on MSNOpinion
FBI testing exposed why modern 9mm beat .40 caliber
The FBI’s most important handgun lesson was not that bigger bullets win, but that better bullets and better hit probability ...
Modern Engineering Marvels on MSN
The FBI test that quietly dismantled the .40 caliber advantage
The .40 S&W did not lose its edge in a shouting match about stopping power. It lost it in a test regime built to strip away ...
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