Most Americans probably won't be able to get a Covid-19 vaccine until mid-2021, CDC director says

And face masks are likely more effective than a vaccine in preventing Covid-19, CDC Director Dr. Robert Redfield said.

Most Americans probably won't be able to get a Covid-19 vaccine until mid-2021, CDC director says
And face masks are likely more effective than a vaccine in preventing Covid-19, CDC Director Dr. Robert Redfield said.