News 304 new cases of COVID-19 in Ontario as total nears 23,000 SHARE ON: Wendy Gray, staff Monday, May. 18th, 2020 (Supplied by Pixabay) There have been 304 new cases of COVID-19 diagnosed in Ontario over the past day. That brings the total to 22,957. Another 23 people have passed away, bringing that total to 1,904. Another 278 people have recovered, or 76-percent. The Ministry of Health says 9,155 tests were done yesterday, for a total of 553,981 since the pandemic began.