America would have three distinct opportunities to curb the Covid contagion before it got out of hand. The first was lost when the Chinese rejected U.S. offers to send a team of disease detectives to investigate the outbreak in Wuhan. Had CDC specialists been allowed to visit China in early January, Redfield believes, they would have learned exactly what the world was facing. The new disease was a coronavirus, and as such it was thought to be only modestly contagious, like its cousin the SARS virus. This assumption was wrong. The virus in Wuhan was far more infectious, and it spread in large
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