It is Official - New Mendocino County Supervisor Is Sworn In By Sheri Quinn • May 12, 2017 TwitterFacebookGoogle+Email Mendocino County CEO Carmel Angelo and the Board of Supervisors welcome new supervisor Georgeanne Crosky at her swearing in ceremony on Thursday, May 11, 2o17. Listen Listening... / 2:53 Highlights from the ceremony. Credit Press Democrat TwitterFacebookGoogle+EmailView the discussion thread.