The new 30-second spot will run statewide , and is part of a $ 9.1 million buy the GOP . The Koch Brothers have been a constant presence in the Tar Heel State contest , with the brothers ' grassroots organization Americans for Prosperity bombarding Hagan with more than $ 8 million in ads this cycle . Sen. Thom Tillis is locked in a close race for reelection against The Koch Brothers challenger Kay Hagan . The Koch Brothers have been a constant presence in the Tar Heel State contest messaging .
The new 30-second spot will run statewide , and is part of a $ 9.1 million buy the GOP . Sen. Thom Tillis is locked in a close race for reelection against The Koch Brothers challenger Kay Hagan . The Koch Brothers have been a constant presence in the Tar Heel State contest messaging .