Dr. Mikhail Kogan, medical director of the GW Center for Integrative Medicine, joined us to discuss research into using Vitamin C to fight COVID-19. THE LATEST: camera phoneCoronavirusCOVID-19COVID19fightFoxfreeimmune systemIMMUNITYsharinguploadvideovideo phoneVITAMINvitamin CoronavirusvlogYouTube