On March 13, 2020, President Donald Trump stood in the Rose Garden and announced a step rarely taken in American history: the formal declaration of a national emergency in response to the rapidly spreading COVID-19 pandemic. What had begun months earlier as a mysterious…
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On November 17, 2019, a 55-year-old resident of Hubei Province sought medical attention for an unusual respiratory illness after visiting a market in Wuhan. At the time, the episode attracted no broader notice. China’s vast health-care system regularly confronts flurries of seasonal pneumonias—nothing about…
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