NPR

The Highly Contagious Delta Variant Is On The Rise In the U.S.

The variant accounts for more than 6% of all infections in the U.S. and in some Western states is responsible for more than 18% of cases.
In the U.K. the Delta variant, or B.1.617.2, is now the dominant strain of SARS-CoV-2 and is causing surges of COVID-19 in parts of the country.

The Delta variant, which was first detected in India, now accounts for more than 6% of all infections in the United States, according to the And this highly transmissible variant may be responsible for more than 18% of cases in some Western states.

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