U.S. secures 300 million doses of potential AstraZeneca COVID-19 vaccine
BENGALURU/LONDON: The United States has secured almost a third of AstraZeneca’s one billion possible COVID-19 vaccine doses by pledging up to $1.2 billion, as the world’s biggest powers scramble for medicinal supplies to get their economies back to work. While not proven to be effective against the coronavirus, vaccines are seen by many world leaders […]