Covid-19 Live Updates: Volunteers to Be Infected in Vaccine Study The New York TimesUK launching controversial vaccine trials where volunteers will be infected with the coronavirus ABC NewsBritain to infect healthy volunteers with coronavirus in vaccine challenge trials The Washington PostCooperation not competition is key to developing a vaccine South China Morning PostVolunteers to Be Infected With Coronavirus in Planned Experimental Trials The Wall Street JournalView Full Coverage on Google News