The Chinese city's goal is unrivaled in scale. But a top expert has questioned the need for it, given the low number of infections.

Wuhan, the Chinese city where the coronavirus pandemic began, has announced

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A '10-day battle'? It depends

Lines form as officials say, 'Leave no one behind'

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Companies are rushing to meet the sudden demand

Testing is now widely available in China

But at least one expert thinks this is overkill