Global News in Canada shows that certain scientists believe the new Omicron COVID-19 variant, also known as B.1.1.529, has dozens of mutations, fueling concerns it could be more transmissible.
The variant has an estimated 50 mutations - most on spike proteins, and many more mutations than the Delta variant. But how do the vaccines stack up against it?
Eric Sorensen looks at what we know so far about Omicron and why scientists are concerned it really could be the worst COVID-19 virus variant yet.
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