Workers use ozone to sanitize the Food Market area in Guadalajara, Mexico, as a preventive measure against the spread of the novel coronavirus COVID-19, on April 28, 2020. More than 214,451 people have died worldwide since the epidemic surfaced in China in December, according to an AFP tally at 1900 GMT on Tuesday based on official sources. (Photo by Ulises Ruiz/AFP Photo)
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