2023-07-142023-07-142012-02-27https://hdl.handle.net/20.500.14300/494The Senate Committee on Homeland Security and Governmental Affairs investigated terrorist threats to the U.S. posed by Islamist extremists. They used Zachary Chesser, now serving a 25-year sentence on terrorism-related charges as a case study for their investigation. Their focus was on web forums and videos that encouraged this kind of extremism. The Committee found that social networking sites play a large part in the recruitment of extremists in the United States.68 pagesenStaff ReportsBipartisanSenateSenate Bipartisan Staff Report16: Defense1615: Civil Defense and Homeland Security112