COVID-19 outbreak at Kingston, Ont., elementary school after a fourth case of the virus has been confirmed.Our Lady of Lourdes Catholic School was closed earlier this week due to three positive cases linked to the school.
School board extends Our Lady of Lourdes closure due to COVID-19 cases At the time, public health did not declare an outbreak because it said none of the cases were transmitted in the school setting.On Thursday, the board noted that this had changed, and that a fourth case had been linked to a previous case at the school over a span of two weeks.An outbreak is declared when two linked, lab-confirmed cases occur in a school setting within 14 days, the board noted.The school is meant to remain closed until Nov.