In recent weeks, immigration officers have arrested several people in the halls of the Milwaukee County Courthouse. Here's what we know about Dugan's arrest and the circumstances leading up to it.

Judge Hannah Dugan was arrested on Friday over allegedly helping an undocumented immigrant "evade arrest" the week prior, FBI Director Kash Patel said.

Hannah Dugan, the Milwaukee County judge arrested Friday by the FBI for allegedly obstructing federal authorities who were seeking to detain an undocumented immigrant, was a longtime social justice advocate before she took the bench.