World News Roundup: 12/23

Signs of hope in the fight against the omicron variant. The Supreme Court will weigh in on vaccine mandates. A Pennsylvania congresswoman -- carjacked. Correspondent Peter King has the CBS World News Roundup for Thursday, December 23, 2021: 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