Stanford's Abbas Milani joins Christiane Amanpour to talk about Ebrahim Raisi, the man widely expected to be Iran's next president, and prospects for the nuclear deal. Then Alice Waters, chef and author of "We Are What We Eat: A Slow Food Manifesto," explains how slow food is not only linked to our personal health but the health of our communities and the planet. Our Hari Sreenivasan speaks to transgender athlete and activist Mack Beggs and his grandmother Nancy Beggs about his story, reflected in new documentary “Changing the Game” and recent uptick in anti-transgender legislation across the United States. And finally, Grammy award-winning singer Angélique Kidjo performs some of her new album "Mother Nature" and discusses working with artists across the African diaspora. To learn more about how CNN protects listener privacy, visit cnn.com/privacy