“The Republicans seem to believe turnout will be in the low- to mid-30 percent. That gives them a better chance to pull an upset. My own guess is that it will be higher than four years ago, over 2 million voters and above 40 percent, once all the ballots are counted,” said Larry J. Sabato, director of the University of Virginia’s Center for Politics. … The voting demographic is likely to be older and whiter than voters in the 2012 presidential election, experts said. “That’s what usually happens in off-off year elections in Virginia,” said Geoffrey Sk...