As state and federal officials prepare to gradually lift anti-coronavirus measures, a study released Monday suggests that up to 20 million virus tests will be needed daily to reopen the country safely.  

Published by the Edmond J. Safra Center for Ethics at Harvard University, the report’s estimate well surpasses testing requirements previously released by health experts. A previous study from Harvard indicated 500,000 to 700,000 daily tests would be needed.

But the new report says COVID-19 poses “a profound threat to our democracy, comparable to the Great Depression and World War II.”

“What we need to do is much

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