Officials seized guns and ammunition from Alexander Paffendorf after he allegedly admitted to communicating with Natalie ...

The alleged co-conspirator to the Wisconsin school shooting was referred to as ominously “creepy” and “quiet” by current and ...

The FBI has detained Alexander Paffendorf, a 20-year-old man from California for allegedly conspiring with the 15-year-old ...

Alexander Paffendorf had allegedly planned a mass shooting at a government building in a parallel and coordinated attack with ...

A judge granted a protective order against a Carlsbad, California, man who authorities allege was communicating with the ...

A California man, Alexander Paffendorf, 20, has been detained for allegedly conspiring with 15-year-old Natalie Rupnow in the ...

Authorities say Alexander Paffendorf told the Madison school shooter he planned to attack a government building.

Authorities are unraveling a chilling case involving a 20-year-old California man and a 15-year-old Wisconsin girl who ...

Paffendorf seems to have maintained a low-profile online presence, as no social media accounts linked to his name were found.

More information has been confirmed regarding the Carlsbad man who federal agents say had been communicating with the ...

FBI agents interviewed Alexander Paffendorf, 20, late Tuesday, according to a court order obtained by The Washington Post.