Colorado school teen shooter had an account on "violent gore" site months before shooting, ADL says

....Colorado officials said Desmond Holly, 16, who died of a self-inflicted gunshot after injuring two students at Evergreen High School, had been "radicalized by an extremist network," but did not provide further details. According to the ADL report, several school shooters in the past year, including Holly, had been active on the same website..