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Why the new COVID-19 mutations might not be as scary as you think

Scientists who study the biology of viruses say that so far, there is no proof that this new strain is more transmissible, only what amounts to circumstantial evidence.

California Gov. Gavin Newsom announced the state's first confirmed case of the new variant of the coronavirus on Wednesday, the second case documented in the United States in a day.
California Gov. Gavin Newsom announced the state's first confirmed case of the new variant of the coronavirus on Wednesday, the second case documented in the United States in a day.Read moreJae Hong/Getty Images / MCT
    by Tom Avril
    Updated 
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