ill and Hillary Clinton probably truly love each other, Washington Post reporter-turned-Clinton presidential biographer John Harris said on Sunday. It's just that when they're together, Sen. Clinton tends to get "crabby and irritable." "I think it's a genuine relationship that's motivated by real mutual respect and even love," Harris told CNN's "Late Edition." "But there's no question they both like their own space," he explained. "She was often kind of crabby and irritable overseas when she had to travel with him. They jostle each other a little bit." Harris isn't the first Clinton-friendly biographer to notice that Hillary often seems...