Delta variant accounts for 83% of COVID cases in U.S., CDC director says
CBSN
There's an alarming jump in COVID-19 cases across the U.S. New infections are up by more than 120% nationwide in the past month and the CDC director says the Delta variant accounts for 83% of infections. While nowhere near the highs of the pandemic, a fourth — and mostly preventable — wave is appearing.
Across the country, vaccination rates have plunged since mid-April and the more contagious Delta variant has exploded. "CDC has released estimates of variants across the country and predicted the Delta variant now represents 83% of sequenced cases. This is a dramatic increase, up from 50% for the week of July 3. In some parts of the country, the percentage is even higher, particularly in areas of low vaccination rates," CDC Director Rochelle Walensky said in a Senate hearing on Tuesday.
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