ABC7

What to know about delta and other COVID-19 variants of concern

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

CDC director says Delta variant is responsible for 83% of all new sequenced COVID-19 cases

CDC director Rochelle Walensky told the US Senate that the highly transmissible variant is now the dominant strain in the United States.
ABC7 San Francisco

Is the mu variant worse than delta? What to know about COVID-19 mutations

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...