WORLD NEWS ROUNDUP: 03/19

President Trump signs coronavirus emergency aid bill. Getting help to those on the front lines. The dizzying ride on Wall Street. 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