Dylan Butler, who shot and killed a fellow student in Iowa on Thursday and injured five others before killing himself, had been bullied since elementary school, classmates said.
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The alleged Iowa school shooter, who wounded three people, including the principal, before turning the gun on himself, has been identified as a school senior.
Bodycam footage from an officer shows the horrifying moment when law enforcement burst onto a horrifying scene - a mom being mauled by three large pitbulls