Who is Hannah Dugan, the Wisconsin judge arrested by the FBI?

The Wisconsin judge who was arrested by the FBI on Friday and accused of interfering in the arrest of an undocumented immigrant has a decadeslong history of advocating for the poor and vulnerable.

​ The Wisconsin judge who was arrested by the FBI on Friday and accused of interfering in the arrest of an undocumented immigrant has a decadeslong history of advocating for the poor and vulnerable. Read More Breaking News, Latest News and Videos | CNN