The US has pledged as much as $1.2 billion to get early access to 300 million doses of an experimental COVID-19 vaccine https://t.co/dSNB0t9wMI— USA TODAY (@USATODAY) May 21, 2020
The US has pledged as much as $1.2 billion to get early access to 300 million doses of an experimental COVID-19 vaccine https://t.co/dSNB0t9wMI