Formal civil grand jury accusations of corruption and misconduct mark the latest escalation of efforts to remove San Mateo County Sheriff Christina Corpus from office. The allegations announced Monday by the county’s District Attorney’s Office in a three-page filing includes one count of conflict of interest and three counts of retaliation.

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.