What Obama fails to mention is that Pima County Sheriff Clarence Dupnik, who by the way also blamed the entire shooting on "vitriolic rhetoric" and called Arizona the Mecca of hatred and bigotry at the time, had multiple encounters with Loughner for issuing death threats to a radio host among other things before the shooting on January 8, meaning Dupnik allowed him to slip through the cracks of law enforcement more than once.
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