The FDA granted emergency authorization to Pfizer's Covid treatment pill, a major milestone that promises to revolutionize the fight against the virus.
The highly contagious omicron variant can more easily infect vaccinated staff than previous strains, threatening to further exacerbate the worker shortage.
The U.S. is heading into its second Christmas and New Year's with Covid-19 cases on the rise again, but armed this year with available vaccines and boosters.
Republicans running for U.S. Senate told CNBC their economic platforms are focused on inflation and shrinking government in the 2022 midterm elections.
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