Progress and Precaution As Canada Rolls Out the COVID-19 Vaccine
Just when it seemed we might be heading for the light at the end of the COVID-19 tunnel, there are setbacks. There have been more COVID-19 cases than during the first wave last spring and now, troubles with the vaccine supply. There are also COVID variants popping up across the world. How bad is it? And how much should we worry? For his thoughts, Russell reached Jason Tetro, microbiologist and author of "The Germ Files."