President Joe Biden speaks about the COVID-19 variant named omicron during a visit to the National Institutes of Health on Dec. 2, 2021, in Bethesda, Md. Biden plans to stress in a Dec. 21 speech the importance of getting vaccinated to protect from a wave of COVID-19 infections tied to the new omicron variant as Christmas approaches. (AP Photo/Evan Vucci, File)
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