As COVID-19 vaccinations in Texas pick up the pace, how close is state to herd immunity?

AUSTIN, Texas — With more than 7.4 million Texans having received at least one dose of a coronavirus vaccine and millions more previously infected and carrying antibodies, herd immunity could be on the horizon. But how soon is anybody’s guess. Estimates vary on what percent of the population must be protected from the virus to reach herd immunity, the point at which each infected person transmits the disease to an average of fewer than one other person, and it starts to die out. Dr. Anthony Fauci, the nation’s top infectious disease expert, has said the number could be as high as 85%. Dr. John…

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