which gave corporations the right to put unlimited amounts of money into campaigns and into election campaigns which is totally going to change our electoral system, and citizens united spent $100,000 in tv ads to attack senators who voted against clarence thomas' confirmation. and then clarence thomas was the fifth vote that decided in favor of citizens united. >> does this relationship with mr. crow pose a problem under the code of ethics? >> the federal judges are bound by a code of ethics. now, the supreme court not bound by that code, although justices have said they fall follow it. and 100 law professors have signed a letter trying to get congress to require that the supreme court also come under this federal code. but right now each supreme court justice can decide whether to