Jonathan Blitzer, a writer and editorial staff member at The New Yorker, investigates an industry fueled by deportation. Internationally acclaimed Israeli choreographer Ohad Naharin joins us to talk about the new documentary, “Mr. Gaga,” about his life and career. Stéphane Gerson, historian and professor of French studies at New York University, talks about his new book, Disaster Falls: A Family Story. Then, Journalist Caitlin Shetterly discusses her book Modified: GMOs and the Threat to Our Food, Our Land, Our Future.