Coronavirus Briefing: What Happened Today The New York TimesWhy 'herd immunity' can't save us from COVID-19 Yahoo NewsIs the COVID-19 Herd Immunity Threshold as Low as 15 Percent? ReasonTrump Allies Say the Virus Has Almost Run Its Course. ‘Nonsense,’ Experts Say. The New York TimesYour Story: COVID-19 case surge in in Brazilian city of Manaus despite 'Herd Immunity' WIONView Full Coverage on Google News