Delta vs. Omicron: Which COVID-19 variant will become dominant in the US? - The Boston Globe

Two key issues will determine the fate of Omicron: how transmissible it is and how well it evades the body’s immune system.

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New COVID-19 variant spreads in Maine, but hospitalizations not expected to spike

New omicron subvariants now dominant in the U.S., raising fears of a winter surge - OPB

Omicron infection enhances Delta antibody immunity in vaccinated persons

You asked, we're answering: Your top questions about Covid-19 and vaccines

Chart: Omicron BA.2 Variant to Become Dominant in the U.S.

Coronavirus: Covid News: Omicron Variant Appears to Be Spreading Fast in Washington State - The New York Times

This is confusing the hell out of us.' No one knows how Omicron originated, but scientists have theories - The Boston Globe

COVID-19: Current and Future Federal Preparedness Requires Fixes to Improve Health Data and Address Improper Payments

Delta vs. Omicron: Which COVID-19 variant will become dominant in the US? - The Boston Globe