World News Roundup: 11/09

Pfizer announces success for its COVID vaccine. Joe Biden names his COVID task force. Remembering Alex Trebek. CBS News Correspondent Vicki Barker has today's World News Roundup. To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices