Omicron Coronavirus Variant Raises Questions Among Scientists - The Wall Street Journal

1. Omicron Coronavirus Variant Raises Questions Among Scientists  The Wall Street Journal
2. WHO names new 'variant of concern' Omicron  CNN
3. EXPLAINER: What is this new COVID variant in South Africa?  Yahoo News
4. The Guardian view on the Omicron variant: caution needed  The Guardian
5. COVID-19 omicron variant: Here’s what we know  Fox News

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