BUSINESS
12/17/2012 03:45 pm ET

Walmart Helped Make Newtown Shooter's Assault Weapon The Most Popular In America

When Adam Lanza entered Sandy Hook Elementary School on Friday, December 14, inexplicably bent on ending as many lives as possible, he was carrying a Bushmaster AR-15 assault rifle and several high-capacity magazines. Sadly, this isn’t the first time the country has had to deal with the aftermath of a horrific shooting spree, nor is it the first time we’ve encountered an AR-15 in this context: only days earlier, it was the weapon of choice for a shooting at an Oregon mall that killed two people. Five months earlier, it was used by James Holmes in an attack that wounded fifty-eight people and killed twelve in an Aurora, Colorado, movie theater. And several years before that, a man and his teenage accomplice used a Bushmaster AR-15 to terrorize the Washington, DC, area with a series of random shootings.

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