News Ontario records new single-day record for COVID-19 cases SHARE ON: Casey Kenny, staff Tuesday, Dec. 29th, 2020 (Supplied by Pixabay) It’s a new single-day record for COVID-19 cases in Ontario. The province reported 2,553 new cases on Tuesday with seventy-one per cent of them in the hotspots around the GTHA and in Windsor-Essex. It comes after the province reported 1,939 new cases on Monday. Officials say 73,677 tests were completed in the province over the last two days. Another 78 people died from COVID-19 in Ontario over the last two days bringing the provincial death toll to 4,455.