Dr. Fauci says he's 'cautiously optimistic' about COVID-19 vaccine trials

9:25pm PDT - May 21st, 2020    astrazeneca - Business Insider

• On Monday, pharmaceutical company Moderna announced encouraging results from its first human trial of a potential coronavirus vaccine.
• "The question is: Was it immediately safe? Clearly it was," Dr. Anthony Fauci said of the prospective vacc…