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variants

How the US Beat the Coronavirus Variants, for Now

On December 29, a National Guard in Colorado became the first known case in the United States of a contagious new variant of the coronavirus.The news was unsettling. The variant, named B.1.1.7, had upset Britain, began to grow in Europe,…

How the US Beat the Variants, for Now

On December 29, a National Guard in Colorado became the first known case in the United States of a contagious new variant of the coronavirus.The news was unsettling. The variant, named B.1.1.7, had upset Britain, began to grow in Europe,…