//Is a coronavirus vaccine possible in 2020?

Is a coronavirus vaccine possible in 2020?

Pfizer says it could have results as soon as the end of October for its possible COVID vaccine. But health experts are concerned about avoiding any possible political interference in the process ahead of the 2020 election. ProPublica reporter Caroline Chen has studied the FDA process for approving vaccines and joins CBSN to explain what Americans should be on the lookout for.