The number of global coronavirus cases surged past 300,000 on Sunday, with more than 13,000 deaths worldwide, according to John Hopkins University, which reported that China, Italy and the U.S. had the most people diagnosed with the respiratory illness.

The news came as the number of Americans under virtual lockdown grew to over 80 million on Saturday when New Jersey joined the list of states issuing a stay-at-home order or other sweeping mandates to fight the spread of the disease.

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