3 new confirmed COVID-19 cases in Yellowknife, no new exposure sites As of Monday, there were 51 active COVID-19 cases in Yellowknife, with 92 per cent of those cases among children and youth. Social Sharing CBC News · Posted: May 10, 2021 5:40 PM CT | Last Updated: May 10 Northwest Territories public health officials announced three new COVID-19 cases and three probable cases in Yellowknife on Monday, but no new exposure sites.(NIAID Integrated Research Facility/Reuters) The spread of COVID-19 cases linked to an outbreak at a Yellowknife elementary school appears to be slowing down, with three new confirmed cases, and three probable cases announced Monday. There are now 51 confirmed, active COVID-19 cases in Yellowknife, up from 48 on Friday, according to an update from the Office of the Chief Public Health Officer.