Biden: Vaccine news gives 'hope,' but long battle ahead
US President-elect Joe Biden Monday hailed as a cause for "hope" the news that a Covid-19 vaccine developed by Pfizer and BioNTech was 90 percent effective...
US President-elect Joe Biden Monday hailed as a cause for "hope" the news that a Covid-19 vaccine developed by Pfizer and BioNTech was 90 percent effective...