. A C.D.C. airport surveillance program found the earliest known U.S. cases of Omicron subvariants. « JO LEE MAGAZINE

POLIT POST – An airport-based coronavirus surveillance program in the United States for travelers arriving from abroad detected the first known U.S. case of the highly contagious Omicron subvariant BA.2 in December, according to a new study. The results, which have not yet been published in a peer-reviewed journal, suggest that pooled testing of international travelers may be an effective and efficient way to keep tabs on new variants and pathogens. “Travelers are really an important population when tracking new and emerging infectious diseases because they’re mobile, they have the potential for exposure to disease during travel and they can spread disease from one place to another,” said Dr. Cindy R. Friedman.”

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