World News Roundup: 12/15

Deadly tornadoes in the South and heavy snow in the north. A growing border crisis. Senate vote over TikTok security. CBS News Correspondent Steve Kathan 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