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Tracking COVID-19 with wastewater testing in the U.S.
Karina Huber
02:56

Coronavirus testing through nasal swabs has become standard practice for trying to contain the global pandemic. 

But some municipalities and colleges in the U.S. are taking it one step further – testing fecal matter in wastewater to try and get ahead of outbreaks. 

CGTN’s Karina Huber reports.

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