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Scientists say one of the things that could help them better understand COVID-19 and stop its spread is finding the origin. While most experts believe the virus originated in animals, they say it would be difficult to know what species and how it jumped to humans. Greg Navarro has more.
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Scientists say one of the things that could help them better understand COVID-19 and stop its spread is finding the origin. While most experts believe the virus originated in animals, they say it would be difficult to know what species and how it jumped to humans. Greg Navarro has more.
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