World News Roundup

As Russia expands Ukraine attacks, President Biden says he doesn't think Vladimir Putin would use nuclear weapons. New health concerns for a PA Senate candidate. NASA says its space craft successfully an asteroid's path. 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