Omicron subvariants BA.4, BA.5 now responsible for 80% of U.S. COVID cases, White House says

This post was originally published on this site

https://content.fortune.com/wp-content/uploads/2022/07/GettyImages-1400682805.jpg



Omicron subvariants BA.4, BA.5 now responsible for 80% of U.S. COVID cases, White House says | Fortune