Senator Tim Kaine, a Democrat from Virginia, arrives during a campaign rally for Abigail Spanberger, Democratic U.S. Representative candidate from Virginia, not pictured, in Henrico, Virginia, U.S., on Monday, Nov. 5, 2018. The most expensive midterm campaign in U.S. history raced to a finish ahead of Tuesday's election, as both sides braced for a possible split decision that would hand the House to Democrats and leave Republicans holding onto or expanding their Senate majority. Photographer: Al Drago/Bloomberg via Getty Images