A.C. Thompson

FRONTLINE and ProPublica investigate how an online network known as Terrorgram spread extremism and violence. The documentary traces the rise of a global community of white supremacists and the anonymous, loosely moderated platforms used to spread hate and promote terror attacks.

FRONTLINE and ProPublica trace the violence, protests and arrests stemming from federal immigration sweeps across the United States. The documentary examines the tactics, legal cases and impact — from Los Angeles to Chicago to Minneapolis.

Over the last three years, FRONTLINE has collaborated with ProPublica to investigate the rise of extremism in America. In the aftermath of the assault on the U.S. Capitol, FRONTLINE and ProPublica team up again to examine how far-right groups were emboldened and encouraged by former President Trump and how individuals were radicalized and brought into the political landscape.

An examination of the hidden origins of disinformation about the 2020 election and those responsible for some of the core narratives of election fraud.

Investigating deadly truck accidents and the fight over measures that could save lives.

Investigating deadly truck accidents and the fight over measures that could save lives.

FRONTLINE and ProPublica trace the violence, protests and arrests stemming from federal immigration sweeps across the United States. The documentary examines the tactics, legal cases and impact — from Los Angeles to Chicago to Minneapolis.

FRONTLINE and ProPublica trace the violence, protests and arrests stemming from federal immigration sweeps across the United States. The documentary examines the tactics, legal cases and impact — from Los Angeles to Chicago to Minneapolis.

Over the last three years, FRONTLINE has collaborated with ProPublica to investigate the rise of extremism in America. In the aftermath of the assault on the U.S. Capitol, FRONTLINE and ProPublica team up again to examine how far-right groups were emboldened and encouraged by former President Trump and how individuals were radicalized and brought into the political landscape.

Between 1981 and 1990, five Vietnamese-American journalists in cities across the U.S. were murdered, and many others in the community were intimidated and attacked. Who was responsible for this reign of terror — and why did that question go unanswered for so long? FRONTLINE, ProPublica and correspondent A.C. Thompson reopen a domestic terrorism case that went unsolved for decades.