Colorado high school shooter was 'radicalized by some extremist network,' sheriff's department says
Colorado high school shooter was 'radicalized by some extremist network,' sheriff's department says
abcnews.go.com Colorado high school shooter was 'radicalized by some extremist network,' sheriff's department says
The Colorado high school shooting suspect, who was identified as a 16-year-old student, was believed to be "radicalized by some extremist network,” officials said.
