A San Mateo County civil grand jury has formally accused embattled Sheriff Christina Corpus of corruption and misconduct, starting a rare legal process that could lead to her removal from office, District Attorney Stephen Wagstaffe announced Monday.

A grand jury decided to proceed with 4 of 7 counts of misconduct after a months-long investigation that included testimony from 32 people.

The civil grand jury in San Mateo County has accused embattled Sheriff Christina Corpus for alleged misconduct, prosecutors announced Monday, as she faces potential removal by the Board of Supervisors.