Two rural Vermont counties have no reported COVID-19 cases. Does that mean residents are safe?

Two rural counties in Vermont are the last places in the state without reported cases of the new coronavirus, according to the Vermont Health Department. Both Grand Isle and Essex counties have reported no cases of COVID-19 since the virus was first ...

source https://www.google.com/url?rct=j&sa=t&url=https://www.burlingtonfreepress.com/story/news/local/2020/03/31/covid-19-vermont-rural-counties-reported-no-cases-coronavirus/5096746002/&ct=ga&cd=CAIyGjJhZjcxZTMyNjk0YzRkZjQ6Y29tOmVuOlVT&usg=AFQjCNEIDhFwhcgtHZQOqchje1QPOt6xug