5 things to know for Dec. 29: Winter weather alerts, Trump-Zelensky meeting, Helicopter crash, Gaza ceasefire, ‘Avatar’

By Alexandra Banner, CNN Warren Buffett is set to retire as CEO of Berkshire Hathaway at the end of 2025. Known for his sage guidance, he became the world’s most celebrated investor and the face of the company’s brand. Here’s what else you need to know to get up to speed and on with your