Voters hit the polls across the U.S. with control of Congress on the line. Rep. Debbie Dingell (D-Mich.) and RNC Chairman Joe Gruters share what they’re watching in the final hours before polls close. Former U.N. Amb. and South Carolina Gov. Nikki Haley (R) and former Sen. Jon Tester (D-Mont.) break down the critical races shaping this year’s midterms.