If the U.S. allowed the coronavirus to spread unchecked in an attempt to try to achieve so-called herd immunity, the “death toll would be enormous,” White House coronavirus advisor Dr. Anthony Fauci warned on Thursday.

“If everyone contracted it, even with the relatively high percentage of people without symptoms ... a lot of people are going to die,” Fauci, the director of the National Institute of Allergy and Infectious Diseases, told actor Matthew McConaughey during a live discussion on Instagram.

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