World News Roundup: 06/28

New witness testimony prompts a surprise hearing by the House committee investigating the Capitol attack. Dozens of migrants are found dead in a Texas trailer. The man who shot a president -- speaks to CBS News. Correspondent Steve Kathan has the CBS World News Roundup for Tuesday, June 28, 2022: 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