Omicron becomes the dominant COVID variant in the U.S., accounting for 73% of new infections - CBS News

* Omicron becomes the dominant COVID variant in the U.S., accounting for 73% of new infections  CBS News * Omicron sweeps across nation, now 73% of new US COVID cases  Yahoo News * The Omicron variant is now dominant in the US: Live updates  CNN * Omicron Symptoms, Testing, Risk Factors & More to Know on US' New Dominant Strain  NBC New York * As Omicron Takes Over in the U.S., More Curbs World-Wide  The Wall Street Journal
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