When did COVID-19 actually come to the US?

Dr. Jen Ashton has details of a study that sheds light on when the coronavirus first appeared in the U.S.
1:21 | 06/16/21

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Transcript for When did COVID-19 actually come to the US?
we've hit, Dr. Ashton, but we got a new study shedding some light on the coronavirus. We've been going back, also when it got to the U.S. New study published is important as we look back to try piece this kind of detective work together. This study was based on blood samples taken from over 24,000 people. Early on in 2020, between January 2nd and March 18th, they analyzed those samples looking for antibodies and based on this, this study suggests that, yes, this virus was here, in the U.S., as early as December 2019. It's important to remember the first travel-related documented case in the United States wasn't until January 15th, 2020, now this study does have limitations.pthere could be false positives. It's important that we figure out the past as we look forward into the future and how we can learn to live with this virus. To see this milestone, when you started this show a year Remember that that number is grossly underestimated. These are only confirmed covid-19 deaths. Turn now in the building with us today, they let you in the building erielle.

This transcript has been automatically generated and may not be 100% accurate.

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