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url = https://www.npr.org/tags/804916759/covid-19
covid-19 : npr
Some Christmas travelers face cancelled flights as the omicron surge hits airlines
In a preemptive move, United, Delta and others cancelled dozens of flights scheduled for Friday. They say the omicron spike has left them with staffing shortages.
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Coronavirus FAQ: Remind me, how do you define mild, moderate and severe COVID?
December 24, 2021 • Americans are scrambling to find out if they're COVID-free so they can go through with their plans. But for many, that means queuing up for hours or tracking down scarce at-home testing kits.
December 22, 2021 • The test was done after a White House staff member — who had flown with Biden on Air Force One on Friday — tested positive for COVID on Monday. Biden had tested negative on Sunday and Monday.