Security around former President Trump was increased before Saturday's assassination attempt due to a threat from Iran. Witnesses shouted to police at the Trump rally about a man with a gun on a roof outside the rally perimeter. Night two of the RNC in Milwaukee will feature Trump's rivals as speakers. CBS News Correspondent Jennifer Keiper with tonight'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