Are there different strains of the coronavirus in the country?

Name: Are there different strains of the coronavirus in the country?
Uploaded: 2020-03-29T18:00:55Z
Duration: 5 min 34 s
Description: Dr. Ashish Jha and Dr. David Brett-Major answer coronavirus questions on 鈥楢merica鈥檚 News HQ.鈥�