To friends, Matthew Allison was a likeable part of Boise, Idaho’s electronic music scene. But behind his computer screen, ...

Allison’s co-defendant, 34-year-old Dallas Erin Humber, of Elk Grove, Calif., told him that “she had direct messages with a Terrorgram user who was planning to commit a racially motivated ...

Federal prosecutors say Matthew Allison and Dallas Humber were motivated to "ignite a race war and accelerate the collapse of the government and the rise of a white ethnostate." (CN) — Two leaders of ...

Premieres Tuesday, March 25, 2025 at 10 p.m. on KPBS TV / PBS app. How an online network known as Terrorgram spread extremism ...