Dick Parsons' long career has largely been about turning around companies and organizations in the middle of a crisis - from Dime Bancorp to Time Warner to Citigroup and the Los Angeles Clippers to CBS. He opens up about why having a sense of humor was a big reason for his success in politics and business, his years at the White House and why he never ran for office, and perhaps the biggest challenge he is facing now as he battles cancer. Produced by Haley Draznin, CNNTo learn more about how CNN protects listener privacy, visit cnn.com/privacy