The heavily mutated Omicron variant of the coronavirus is rapidly becoming dominant in South Africa, less than four weeks after being detected there, authorities said on Wednesday, as other countries tightened their borders against the new threat.
from Top World News- News18.com https://ift.tt/3EdJ4xZ
https://ift.tt/eA8V8J
from Top World News- News18.com https://ift.tt/3EdJ4xZ
https://ift.tt/eA8V8J