Lindsey Graham Senate Challenger Jaime Harrison: ‘We are about building a new South.’

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With Senate races tightening up across the country, Republicans are at risk of losing seats long thought to be safe. That's an increasing reality in South Carolina where Senator Lindsey Graham is now polling neck and neck with Democratic challenger Jaime Harrison, the former chair of South Carolina's democratic party. Harrison joins MSNBC’s Craig Melvin to discuss his bump in the polls and his plans to lead if elected in South Carolina.