Epidemiologist Dr. John Brownstein told ABC News that sampling wastewater can detect variants of COVID-19 in huge populations. Although new cases are dropping, the death rate remains high.
WATCH FULL EPISODES OF WORLD NEWS TONIGHT:
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#WorldNewsTonight #COVID-19 #Variants #HugePopulations #DeathRate #Wastewater
WATCH FULL EPISODES OF WORLD NEWS TONIGHT:
https://abc.com/shows/world-news-tonight
WATCH WORLD NEWS TONIGHT ON HULU:
https://bit.ly/3iQLwPp
#WorldNewsTonight #COVID-19 #Variants #HugePopulations #DeathRate #Wastewater
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