1 of 40 An Indian nurse prepares to administer a dose of Covishield, Serum Institute of Indiaâs version of the AstraZeneca vaccine to a woman as others wait their turn in Bengaluru, India, Wednesday, May 19, 2021. India has the second-highest coronavirus caseload after the U.S. with more than 25 million confirmed infections. Aijaz Rahi Medical personnel wearing protective gear, guide people at a rapid coronavirus testing center after the infection alert rose to level 3 in Taipei, Taiwan, Tuesday, May 18, 2021. Chiang Ying-ying Indians wearing protective face masks...