Negative , expensive campaigns is something Sen. Kay Hagan is getting an education in this year . Hillary Clinton decries outside money in politics at an appearance in North Carolina . The race between Democrat Mike Lee , GOP 's Thom Tills is nation 's most expensive . ` ` You have to prove them wrong , '' Clinton urges the crowd . Hagan says ` ` out - of - state billionaires '' who are ` ` trying to buy this election ''
Hillary Clinton decries outside money in politics at an appearance in North Carolina . The race between Democrat Mike Lee , GOP 's Thom Tills is nation 's most expensive . ` ` You have to prove them wrong , '' Clinton urges the crowd . Hagan says ` ` out - of - state billionaires '' who are ` ` trying to buy this election ''