Emmanuel Croset/AFP via Getty Images A health worker holds the Johnson and Johnson Covid-19 vaccine in Soweto. Since that time, Johnson & Johnson did additional sequencing and determined there were more cases that could be included in its analysis from South Africa. Nearly 95% of the cases in the study in South Africa came from the variant, according to the addendum to the analysis. John Tlumacki/The Boston Globe via Getty Images A woman receives the Moderna Covid-19 vaccine in Boston on February 23. 3 hr 6 min agoWhite House was "surprised" by lower amount of Johnson & Johnson vaccine ready for next weekFrom CNN's Betsy Klein

Source: The Nation February 24, 2021 22:05 UTC