U.S. citizens like Shamsud-Din Jabbar have become radicalized along a diverse spectrum of causes and ideologies.

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Madison Police Chief Shon Barnes said Natalie Rupnow, a freshman at Abundant Life ... However, details — including a manifesto some believe was written by her — remain unverified.

A manifesto circulating on social media attributed to the shooter who killed two and injured five others at Wisconsin’s Abundant Life Christian School before committing suicide, Natalie Rupnow, was ...

Social media accounts believed to belong to Madison school shooter Natalie Rupnow reflect a 15-year-old girl immersed ... chat on Telegram in which a Turkish neo-Nazi shared a racist manifesto before ...

Natalie Rupnow's alleged writings and her father Jeff Rupnow's Facebook paint two opposing pictures of the alleged school ...

As investigators probe a 15-year-old girl's deadly rampage at a Madison school, experts grapple with a puzzling question: why ...

Chief Shon Barnes told the Milwaukee Journal Sentinel, part of the USA TODAY Network, that Natalie Rupnow, a freshman ... who first posted the purported manifesto online, because “it was alleged ...