The Rise and Fall of 10mm Auto: The FBI’s Biggest Caliber Mistake
The FBI thought a bigger cartridge would fix everything. It took them almost 30 years to admit they were wrong. This is the real story of the 10mm Auto — from the 1986 Miami shootout that started it all, to the recalled pistols, the birth of the .40 S&W, and the FBI's quiet return to 9mm decades later. 🔫 Subscribe for more firearms history deep dives.

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