Concern Over Spread Of COVID Variants In The U.S.

The video discusses the importance of wearing masks and maintaining physical distance due to the emergence of new COVID-19 variants. CDC Director Rochelle Walensky highlights the virus's potential to mutate, with the UK variant detected in 29 states and the South African variant reported in South Carolina. While multiple vaccines are effective against COVID-19, they show reduced efficacy against the South African variant. The video emphasizes the ongoing evolution of the virus as it adapts to immunological pressures, leading to the emergence of new mutants.

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