CBS Evening News with Norah O'Donnell, 12/22

On tonight's CBS Evening News podcast -- could the future of breast cancer treatment lie in the form of a preventative vaccine? Also -- how an elementary school in New York City is rewarding kids for kindness while also inspiring them through the gift of reading. 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