Brady McCarron, spokesman for U.S. Marshals Service in Washington, D.C., confirmed Dugan was arrested at about 8 a.m. at the Milwaukee County Courthouse.

A judge in Milwaukee is accused of helping a man evade immigration authorities. The case immediately became a high-profile confrontation between the Trump administration and judiciary over the Republican administration’s immigration policies.

Federal authorities arrested Milwaukee County Circuit Judge Hannah Dugan on Friday morning on felony obstruction charges for allegedly helping an undocumented immigrant avoid arrest by ICE agents on April 18.