The San Mateo County Board of Supervisors voted unanimously Thursday to issue a notice of intent to remove embattled Sheriff Christina Corpus, the first step in a process voters authorized through a March ballot measure.

The San Mateo County Board of Supervisors on Thursday initiated the process to remove embattled Sheriff Christina Corpus from office.

San Mateo County took a big step Thursday to remove its embattled sheriff. In a tense special meeting largely held in a closed session, county supervisors voted 5-0 to send Sheriff Christina Corpus an official notice of intent to remove her from office.