the police cornered jerry and joe kane 90 minutes later. e kanes wounded two more lawmen before they were killed in a wal-mart parking lot. prior to may 20, 2010, did you know anything about sovereign citizens? >> paudert: never heard the term. i called around, byron, talked to many departments. nobody knew about sovereign citizens. i want to remind all of you about this sovereign citizens group. >> pitts: today the sovereign citizens are bob paudert's obsession. at roll call on a day we were with him, he stressed the importance of knowing who they are and the dangers they pose. >> paudert: if brandon and bill had known these were sovereign citizens, they would be with us today. they didn't know. >> pitts: what is a sovereign citizen? >> j.j. macnab: sovereign citizen, in its simplest form, believes that he is above the law. >> pitts: j.j. macnab has been studying sovereign citizens for a decade. she has testified before congress, and is writing a book about the movement. >> macnab: he has a twisted sense of history, and he thinks that peopl