These are the most infamous crimes in American history. Welcome to WatchMojo, and today we're counting down the worst true crimes that took time to fully process and kept the American population on edge. Our countdown of true crimes that left America speechless includes The Black Dahlia Murder, The Zodiac Killings, The Assassination of John F. Kennedy, and more! read more...
10 True Crimes That Left America Speechless
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VOICE OVER: Rebecca Brayton
