Shannen Rossmiller is a former judge from the state of Montana and has been credited with more 200 cases as a counterintelligence and terrorism asset for the FBI. Two of these remain the largest convictions for the US government since 9/11:
United States Army v. Spec. Ryan G. Anderson(2004): Convicted on 5 counts of Attempted Espionage and Aiding the Enemy During a Time of War, and given 5 life sentences; and
United States v. Michael C. Reynolds(2007): Convicted on 5 of 6 counts of Providing Materials Support to a Terrorist Group and Possession of Illegal Explosive Devices, and was sentenced to 35 years in prison.