The United States has had many devastating Mass killings. But modern mass shootings have a emerged as a category all their own.
This post first appeared on NPR : National Public Radio : News & Analysis, Wor, please read the originial post: here
Putting 'Deadliest Mass Shooting In U.S. History' Into Some Historical Context
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This post first appeared on NPR : National Public Radio : News & Analysis, Wor, please read the originial post: here
