People cross a street in Toronto, Ontario, Canada, on March 21, 2022. Ontario's most long-standing measure of protection against COVID-19 lifted Monday, with masks no longer required to be worn in most indoor public areas, including schools, child-care and retail settings. (Photo by Zou Zheng/Xinhua)

People walk on a street in Toronto, Ontario, Canada, on March 21, 2022. Ontario's most long-standing measure of protection against COVID-19 lifted Monday, with masks no longer required to be worn in most indoor public areas, including schools, child-care and retail settings. (Photo by Zou Zheng/Xinhua)