https://ift.tt/2wwdHAe The U.S. Is Sitting on Tens of Millions of Vaccine Doses the World Needs Clinical Trials, Vaccination and Immunization, United States Politics and Government, Coronavirus (2019-nCoV), Shortages Those tens of millions of doses from AstraZeneca are waiting for trial results, while countries that authorized the vaccine beg to have them. BY NOAH WEILAND AND REBECCA ROBBINS https://ift.tt/3taJcIz March 12, 2021 at 04:55AM