There may be a COVID-19 vaccine by the end of the year, but 'normality' may not come until end of 2021

A COVID-19 vaccine is likely to be authorized before the end of the year, but that doesn't mean you'll be able to throw away your mask anytime soon. Rolling out a vaccine to everyone who wants one will take months in the U.S., not to mention the rest of the world. And while vaccines are essential tools for fighting a pandemic like COVID-19, they don't fix everything.