NBC News 7h. Fauci suggests air travel vaccine mandate as Omicron grounds U.S. flights. By Lindsey Wasson and Gabriella Borter SEATTLE, Dec 27 (Reuters) - Skyrocketing COVID-19 cases hobbled U.S. airline staff on Monday, causing hundreds of flight cancellations, and prompted the ... Reuters 2h. Omicron, flight cancellations hammer holiday travel.
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