Holding signs that read “families belong together” and “no persons are illegal,” immigration advocates made their way to the Board of Supervisors Chamber last Thursday to tell Marin County Sheriff Bob Doyle to end his cooperation with United States Immigration and Customs Enforcement. Their chant, “Doyle, listen, deportations are not your mission,” echoed through the pink halls.

The occasion: a meeting to discuss the way the county jail deals with undocumented immigrants and ICE. Under…