But his optimism comes with a warning.
“The virus is not going to stop and call a time out.
The companies also have to work out the logistics of transporting the vaccines.
COVID-19 Vaccine Maker Moderna Is Turning Heads With Its Announcement
While we're grappling with the reality that the U.S. now has 11 million COVID-19 cases, researchers at one U.S. drug company tell us they may have discovered a second vaccine that can be used against the coronavirus. Drug company Moderna is saying its shots appear to be nearly 95 percent effective.
