EXPLAINER-Where are we in the COVID-19 vaccine race?
BRITAIN has become the first country in the world to approve a coronavirus vaccine developed by Oxford University and AstraZeneca, prioritizing the rapid deployment of the shot as it battles a major winter surge driven by a new, highly contagious variant of the virus. The following is what we know about the race to deliver vaccines to help end the coronavirus pandemic that has killed more than 1.7 million people worldwide: WHO IS FURTHEST ALONG? U.S. drugmaker Pfizer and German partner BioNTech are the COVID-19 vaccine trailblazers. On Nov. 18, they became the first in the world to release full…