Stan Greenberg, a prominent national Democratic pollster, released data Monday morning that suggest moderate Republicans - nearly a third of the GOP base - are being ignored by their presidential candidates. These Republicans don't revile Planned Parenthood - in fact, many prefer the women's health group to pro-life groups and candidates who take hard-line stances on abortion. They're supportive of same-sex marriage. They're not enamored of the NRA. They have less rigid attitudes about sex. They accept climate science. "It's mind-boggling," Greenberg said. "They're considered illegitimate within the Republican Party, and no one is speaking to them." It's a dynamic...