Teen Develops Handgun Unlocked by Fingerprint

August 25, 2015 11:52 AM
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The United States has the highest civilian firearm ownership rate in the world, and a recent study ranked it in the top tier of countries in public mass shooters per capita. In fact, in the first 204 days of this year, there were 204 mass shootings in the United States -- attacks in which four or more people were killed or injured.