Washington ( CNN ) -- An 8-year-old North Carolina girl is sick of the heated Senate race where more than $ 100 million has been spent on mostly negative TV ads . Raleigh third-grader Carson Park wrote a letter to Democratic Sen. Kay Hagan and her Republican challenger , state House Speaker Thom Tillis , asking them to stop with the ads . `` Why are n't you talking about ways that you will help us ? All I hear is your ads where you say mean things about each other , '' she wrote . As a result of the negative ads , she told CNN affiliate WTVD that `` you do n't know what they 're really like . '' Hagan and Tillis are locked in what polls suggest is the nation 's closest battles . The race could be key to Republicans ' efforts to pick up at least six seats and win control of the Senate . Spending in the race recently topped $ 100 million , with $ 72 million of that coming from outside groups . It 's the 2014 cycle 's most expensive Senate race . Clinton decries outside spending in pricey N.C. Senate race .
A North Carolina third - party opposed to the Senate candidates . Carson , of Virginia : ` ` Why are n't you talking about ways that you can help us ? '' She wants Mary Kay Hagan and Thom Tillis to stop saying ` ` bad things about each other ''