A manifesto reportedly written by Natalie Rupnow, the 15-year-old student who opened fire inside the Abundant Life Christian School in Wisconsin on Monday, is circulating on social media.

Madison, Wisconsin, police still cannot verify the authenticity of a manifesto attributed to Natalie Rupnow, a 15-year-old suspect in the Abundant Life Christian School shooting. Police are ...

Some researchers say these recent attacks are examples of "nonideological" terrorism — the result of several antisocial, decentralized, online networks coming together.

Natalie Rupnow, who killed two during a school shooting ... Police Chief Shon Barnes said they're still investigating the alleged manifesto and provided some insight into the potential motive ...