COVID-19 infections are continuing to spread across the world.
By Monday afternoon, Johns Hopkins University reported more than 14 and a half million confirmed cases, and some 607,000 deaths in the world.
People are still arguing about why we should all be wearing face masks and whether they are effective against the COVID-19.
Why do some people wear masks and others do not? Here are some answers.
Read more: U.S. mask mandate varies among states
Read more: Does wearing a mask violate our freedoms?
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