At a sequencing lab in Nebraska, tracking Omicron to help gauge its spread. Published 04 Dec 2021 Full Article
Fauci: 1st U.S. Case Of COVID-19 Omicron Variant Identified Newsy 01 Dec 2021 Watch VideoA person in California who had been vaccinated against COVID-19 became the first in the U.S. to have an identified case..