World News Roundup: 03/02

White House unveils a national cyber security strategy. Airport security scare. Closing arguments in the Alex Murdaugh case. 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