LONDON, June 11, 2020 (Xinhua) -- A notice about wearing face coverings is seen on a red bus in London, Britain on June 10, 2020. Face coverings will be compulsory on public transport in England from June 15 to help contain the transmission of the novel coronavirus, British Transport Secretary Grant Shapps said on June 4.

LONDON, June 11, 2020 (Xinhua) -- Police officers walk past a sign about wearing face coverings in Westminster Tube Station, in London, Britain on June 10, 2020. Face coverings will be compulsory on public transport in England from June 15 to help contain the transmission of the novel coronavirus, British Transport Secretary Grant Shapps said on June 4.

SAO PAULO, June 11, 2020 (Xinhua) -- A worker disinfects the bottom of a customers shoe before she enters a store amid COVID-19 outbreak in Sao Paulo, Brazil, on June 10, 2020. Brazil recorded the second highest number of confirmed cases in the world after the United States, with a total of 772,416 people tested positive for the coronavirus as of 0033 GMT on Thursday, according to the Center for Systems Science and Engineering at Johns Hopkins University.