undercover FBI agents
Two Would-Be Jihadists, Two Very Different Responses from the FBI
Here's the story of two US residents who planned to travel to Syria for love and jihad. They both came under close scrutiny of the FBI and were eventually arrested, and while the Feds gave one of them every available out, the other one wasn't so lucky.
The FBI's Failed Two-Year Campaign Against a Group of Nonviolent Activists in the Midwest
Nearly two dozen people were hauled before a grand jury because an undercover FBI agent said they were talking about revolution.