There are far fewer swing districts than ever before. One place in North Carolina explains what that means for the country's polarized politics. https://apnews.com/article/midterms-redistricting-gerrymandering-congress-north-carolina-608be19e4c6359d1590717dbead13940?taid=6adcdc91d183e200019f4271&utm_campaign=TrueAnthem&utm_medium=AP&utm_source=Twitter