Far beyond the United States and Europe, the safety scares engulfing the AstraZeneca and Johnson & Johnson vaccines have jeopardized campaigns to inoculate the world, undercutting faith in two sorely needed shots and threatening to prolong the coronavirus pandemic in countries that can ill afford to be choosy about vaccines. With new infections surging on nearly every continent, signs that the vaccination drive is in peril are emerging, most disconcertingly in Africa. In Malawi, people are asking doctors how to expunge the AstraZeneca vaccine from their bodies. In South Africa, health officials have paused giving the Johnson & Johnson shot, the only one they have, a repeat blow after dropping AstraZeneca from their arsenal in February. And in the Democratic Republic of Congo, not a single person has been vaccinated, despite 1.7 million doses of the AstraZeneca shot languishing in the country since March 2. In those countries and […]