Hannah Dugan, a Milwaukee County Circuit Court judge, was arrested by the FBI on Friday for allegedly trying to help an undocumented defendant avoid arrest.The big picture: The Wisconsin judge's arrest comes as the Trump administration ramps up its battle against the judicial branch and tests its executive power to enforce the president's immigration policies.

The Wisconsin judge who was arrested by the FBI for allegedly helping a man escape immigration authorities has been suspended by the state’s Supreme Court. The FBI took Milwaukee County Circuit Judge Hannah Dugan into custody on Friday,

Judge Hannah Dugan’s arrest is the first known instance of the Trump administration charging a local official with interfering with immigration enforcement.