#CSIS #warns #potential #threats #COVID19 #vaccines [ad_1] Carleton University’s Stephanie Carvin breaks down some of the security threats facing Canada’s COVID-19 vaccine rollout. #cnpoli Subscribe to CTV News to watch more videos: https://www.youtube.com/ctvnews Connect with CTV News: For the latest news visit: http://www.ctvnews.ca/ For a full video offering visit the CTV News Network: http://www.ctvnews.ca/video CTV