Customers wearing face masks shop at CF Toronto Eaton Center in Toronto, Canada, on July 7, 2020. The use of face coverings in indoor, publicly accessible settings became mandatory in the City of Toronto on Tuesday.

Customers wearing face masks shop at CF Toronto Eaton Center in Toronto, Canada, on July 7, 2020. The use of face coverings in indoor, publicly accessible settings became mandatory in the City of Toronto on Tuesday.

A staff member (1st L) wearing a face mask offers a face mask to a customer at CF Toronto Eaton Center in Toronto, Canada, on July 7, 2020. The use of face coverings in indoor, publicly accessible settings became mandatory in the City of Toronto on Tuesday. (Photos:Xinhua)

Customers wearing face masks shop at an Apple store in Toronto, Canada, on July 7, 2020. The use of face coverings in indoor, publicly accessible settings became mandatory in the City of Toronto on Tuesday.

A customer wearing a face mask shops at a store in CF Toronto Eaton Center in Toronto, Canada, on July 7, 2020. The use of face coverings in indoor, publicly accessible settings became mandatory in the City of Toronto on Tuesday.