The chief scientist for the World Health Organization (WHO), Soumya Swaminathan, said that the world is unlikely to achieve herd immunity (AP) against COVID-19 this year. She urged countries to keep social-distancing and other measures in place even as they begin vaccinating their populations.
Many wealthy nations have launched vaccination campaigns, with Israel, the United Kingdom, and the United States among the countries that have administered the most doses (Our World in Data) per one hundred people. However, some of the world’s poorer countries have yet to begin, and wealthy nations have purchased most of the world’s COVID-19 vaccines. India, which has the world’s second-highest number of infections after the United States, is expected to
start giving shots (AFP) on Saturday, while Russia is testing whether its Sputnik V vaccine is effective with one dose instead of two. In the United States, the Donald J. Trump administration is expected to
issue new guidelines today (Axios) asking states to allow vaccinations for anyone older than sixty-five and to stop holding back second doses.