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Washington was hit by a strain from China, while a strain from Europe infected parts of New York and Connecticut. A different report looks at how inadequate monitoring of travelers in January impacted U.S. spread. Other news is on testing in underserved communities and different types of testing and tracing, as well.
Amid Spotty Response, COVID Silently Stalked US For Weeks
Two new studies involving evolutionary genomics, computer simulations, and travel records from the COVID-19 pandemic suggest that inadequate travel monitoring, contact tracing, and community surveillance allowed the novel coronavirus to spread unchecked to and throughout North America and Europe in late January or early February. The studies, published late last week in Science, traced the United States’ COVID-19 outbreak to a traveler who flew from China to Seattle in late January or early February, seeding the nation’s first outbreak, which then went undetected for 3 to 6 weeks. (Van Beusekom, 9/14)
The Wall Street Journal:
Covid-19 Test Maker Examines False-Positive Results In Nursing Homes
Becton Dickinson & Co. is investigating reports from nursing homes that federally provided rapid coronavirus testing equipment from the company is producing false-positive results in some cases. So far, the number of reports is small, nursing-home industry …
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