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Topic: Omicron Ba.2

Clinical support technician Douglas Condie extracts viruses from swab samples so that the genetic structure of a virus can be analysed and identified in the coronavirus testing laboratory at Glasgow Royal Infirmary, on February 19, 2020 in Glasgow, Scotland. (Jane Barlow - WPA Pool/Getty Images)

"Son of omicron" is now dominant in U.S.

Eric Schank
A man arrives at a drive-thru testing station on his bike. Covid-19 cases are drastically rising across New Zealand. The BA2 variant of Omicron has been detected around with Delta during a genomically sequenced test. (Adam Bradley/SOPA Images/LightRocket via Getty Images)

Omicron (part two) may be coming

Nicole Karlis