to debate, i'm joined by the man hop won that case, businessman shaun mccutcheon and robert weissman president of public citizen which argues for additional campaign finance limits. welcome to both of you. certainly a fascinating issue. here's my thing, mr. mccutcheon. here's a new reality, right in the american democracy for sale? how do you have candidates in the future now going to the wealthiest donors in the country and saying i want an unlimited amount of pone? how does that is not at some-point lead to corruption? >> again, i think this is an issue about independent private people exercising free speech and regardless of economic status, all americans are entitled to free speech. so this is a first amendment guaranteed right under the constitute. all americans are entitled to -- >> and the supreme court agreed with you in a 5-4 decision and upheld that. if you sit back as a citizen and say i want to be politically involved. if i'm a person of great means and i've got all these candidates saying i want an unlimited amount of money, do you not worry that leads to corruption? >>

robert weissman and michael mullen o will be there. this week will have claire mccaskill and john carter of texas. at 2:00 p.m. fox news sunday will have mike mccall of the homeland security committee. also, michael hayden of the cia and the nsa. cnn's state of the union follows. at 4:00 p.m., we have faced the nation from cbs. we will have another appearance by mike mccall. the talk shows are on c-span radio and they are brought to you by the networks as a public service. 1:00 p.m., abc's this week. 3:00 p.m., cnn's a state of the union. 4:00 p.m. eastern rom a face the nation from cbs. across the country you can hear it on xm satellite radio on station at 120. you can download our free app for your smart phone or listen online at www.c-span.org. host: we roben farzad want to welcome back roben farzad -- we want to welcome back roben farzad. we want to talk about this new book by michael lewis that has been getting a lot of attention. this is what he said on a book tv yesterday. explain what this phenomenon is. guest: it is exploiting