The Marin County Civil Grand Jury says county officials have not done enough to address its recommendations from a June 2017 report on the care of mentally ill people in Marin County Jail, a fact the jury says leaves Marin vulnerable to litigation.

The jury’s follow-up report, released last month, analyzes responses from the three county departments targeted in the report—the Board of Supervisors, the Department of Health and Human Services and the Sheriff’s Office—to…