A pedestrian walks past a poster on a street in Vancouver, British Columbia, Canada, March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Liang Sen/Xinhua)

A doctor wearing a face mask speaks over a phone outside Vancouver General Hospital in Vancouver, British Columbia, Canada, March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Liang Sen/Xinhua)

A pedestrian walks past a poster in Vancouver, British Columbia, Canada, March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Liang Sen/Xinhua)

People wearing face masks walk past a poster thanking frontline workers in Toronto, Canada, on March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

The Canadian national flag flies at half-mast at the Nathan Philips Square in Toronto, Canada, on March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

Photo taken on March 11, 2021 shows crosses for people who lost their lives due to COVID-19 outside the Camilla Care Community in Mississauga, Ontario, Canada. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

A man wearing a face mask rides a bicycle past a poster thanking frontline workers in Toronto, Canada, on March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

The Canadian national flag flies at half-mast at the Nathan Philips Square in Toronto, Canada, on March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

Medical workers wheel a patient into a hospital in Toronto, Canada, on March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

Photo taken on March 11, 2021 shows crosses for people who lost their lives due to COVID-19 outside the Camilla Care Community in Mississauga, Ontario, Canada. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Zou Zheng/Xinhua)

The Canadian national flag flies at half-mast on the city hall building in Vancouver, British Columbia, Canada, March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Liang Sen/Xinhua)

Some chairs are put upside down on the table in order to keep physical distance inside a cafe in Vancouver, British Columbia, Canada, March 11, 2021. The Canadian government has designated March 11 as National Day of Observance to commemorate those who died of COVID-19. As of Thursday afternoon, Canada reported a total of 898,824 COVID-19 cases and 22,363 deaths, according to CTV. (Photo by Liang Sen/Xinhua)