After millions rushed to get their COVID-19 shots in early 2021, the supply of vaccines now vastly outpaces demand. Latest COVID news.
Author: Edward Segarra and Grace Hauck, USA TODAY
Global death toll surpasses 4 million; delta variant dominant strain in the US: Latest COVID-19 updates
The global death toll from COVID-19 eclipsed 4 million as the crisis increasingly becomes a race between the vaccine and highly contagious variants.