A plane prepares to land at Pearson International Airport in Toronto, Canada, on Aug. 3, 2020. Travel restrictions in Canada will be extended until Aug. 31 to reduce the spread of COVID-19. (Photo by Zou Zheng/Xinhua)

Few people are seen at the international passenger pickup area outside Terminal 1 of Pearson International Airport in Toronto, Canada, on Aug. 3, 2020. Travel restrictions in Canada will be extended until Aug. 31 to reduce the spread of COVID-19. (Photo by Zou Zheng/Xinhua)

The international arrivals hall is seen at Terminal 3 of Pearson International Airport in Toronto, Canada, on Aug. 3, 2020. Travel restrictions in Canada will be extended until Aug. 31 to reduce the spread of COVID-19. (Photo by Zou Zheng/Xinhua)

A passenger wearing a face mask leaves Terminal 1 of Pearson International Airport in Toronto, Canada, on Aug. 3, 2020. Travel restrictions in Canada will be extended until Aug. 31 to reduce the spread of COVID-19. (Photo by Zou Zheng/Xinhua)

People are seen at the international passenger pickup area outside Terminal 3 of Pearson International Airport in Toronto, Canada, on Aug. 3, 2020. Travel restrictions in Canada will be extended until Aug. 31 to reduce the spread of COVID-19. (Photo by Zou Zheng/Xinhua)