Johns Hopkins University Epidemiologist Gypsyamber D’Souza explains how the United States can reach coronavirus herd immunity and what happens if that goal is missed.
Plummeting vaccination rates have turned what officials hoped would be the “last mile” of the coronavirus immunization campaign into a marathon, threatening President Biden’s goal of getting shots to at least 70 percent of adults by July 4.
The U.S. is averaging fewer than 1 million shots per day, a decline of more than two-thirds from the peak of 3.4 million in April, according to The Washington Post’s seven-day analysis, even though all adults and children over age 12 are now eligible. Read more: Subscribe to The Washington Post on YouTube:
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