COVID-19: Southern California doctor discusses process in developing vaccine

LOS ANGELES (KABC) -- This week, Russia announced it has a coronavirus vaccine but health experts around the world expressed concern that there has not been enough time for adequate testing or trials.

Dr. Anu Seshadri joined ABC7 on Thursday and discussed the process vaccine manufacturers go through in the U.S.

In the video above, Dr. Seshadri also discusses concerns about remote learning as students return to school.

Biden calls for nationwide mask mandate amid coronavirus pandemic