Isn't the voter...at least a little responsible for his vote?

We hear that big money influences elections. Probably some truth to that, but what's more troubling in the age of the internet is the willingness of people to believe what they see on the tube, and not do a little research. In a special investigation in collaboration with Marketplace, FRONTLINE travels to the remote epicenter of the campaign finance debate for a tale of money, politics, and intrigue. How have campaigns changed in America? Ask Montana, which is playing host to a bitter race that is awash in mysterious money and could decide control of the U.S. Senate. FRONTLINE: BIG SKY, BIG MONEY...at a special time - 8:30pm