COVID-19 cases.The provincial government released numbers on Tuesday showing 121 new cases of the virus in schools across the province; 75 cases are school-related student cases, 22 cases are school-related staff cases and an additional 24 cases are unidentified individuals.In the last 14 days, there have been 793 cases reported in Ontario schools; 508 schools have at least one confirmed cases of COVID-19.Infectious disease expert Dr.