Four Corners: Season 2025, Episode 16

2025 - 16: The Rise and Fall of Terrorgram

The Rise and Fall of Terrorgram, a PBS Frontline and ProPublica Production.They call themselves Terrorgram — a group of "militant accelerationists" who use extreme violence to bring down governments and create new white "ethnostates".They came together on social media apps like Telegram and created a transnational network resulting in a spree of deadly terror attacks across the globe.A year-long investigation by PBS and ProPublica unmasks the ringleaders and how they operated.And it uncovers the failings of authorities to stop them.The Rise and Fall of Terrorgram shows the consequences of unfettered free speech - having influencers advocate mass murder.It asks the chilling question: are the arrests of the leaders the end of the Terrorgram or just the beginning?