County breaks ground on new autopsy lab, approves staff moves at coroner. Johnson County will have the beginnings of a new system for dealing with unexpected or suspicious deaths when Dr. Diane Peterson takes over next month as county coroner and medical examiner. The county commission appointed Peterson, currently chief medical examiner in Jackson County, Mo., to head Johnson County’s medical investigator team. The commission also appointed Dr. Robert Prosser, who has been county coroner for 21 years, to be one of seven deputy coroners. The appointments are part of an effort to update the county’s coroner system as the population grows.

(Read more: Prairie Village Post – Neighborhood news and events for Prairie Village, Fairway, Mission Hills)