Now to one of the most powerful media moguls, roger ailes. He's got an incredible story and he's sharing it. Bianna golodryga sat down with the author. Reporter: He's the often-bombastic larger than... See More
Now to one of the most powerful media moguls, roger ailes. He's got an incredible story and he's sharing it. Bianna golodryga sat down with the author. Reporter: He's the often-bombastic larger than life architect of fox news. Fair and balanced. I'm not in politics. I'm in ratings. We're winning. Reporter: And now, the person president obama calls the most powerful man in america, is opening up in a new bbiography. Calling newt gingrich name we can't say on vision. He likes to stir up the, something I also can't say on the air. Reporter: In the book, he fires away at the president saying, huch does he play basketball and golf? I wish I had that kind of time. He's lazy. He's quoted saying this about the vice president. I have a shoft spot for squoe biden. But he's dumb as an ashtray. That's how he talks. Can a 4-year-old be a pinhead? Yes. Reporter: And fox news is a reflection of ailes himself. Is it fair to call him a starmaker? Sure. O'reilly was not a super career. Sean hannity was on radio. Reporter: He revolutionized cable television. We ant the star of the network to be the news. His position was I want the stars of this network to be the stars. Reporter: How will history judge him? History judges the winners. Roger haeen a winner to establish this conservative tv net work. Reporter: For abc news, bianna golodryga, new york.
This transcript has been automatically generated and may not be 100% accurate.