CBS Evening News with Norah O'Donnell, 07/26

On tonight's CBS Evening News podcast -- what's to blame for devastating "red tides" on Florida's gulf coast? With beaches closed and marine life dying, why one fisherman is calling it his worst nightmare. Also -- the amazing invention two talented high school students came up with to help one teacher's family get around. 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