Chris Wallace brings out the real Bill and Hillary each time he interviews one of them. For those who have ever visited Clintonland, it’s sometimes hard to recognize the slickly-scripted, post-White House media personalities of the Clintons: the affable, smiling Hillary seen on the campaign trial or the laid back, take-it-as-it-comes Bill who periodically surfaces for softball interviews. But every once in a while, there’s a rare moment of clarity. That happened last year when Wallace interviewed the former president. At the end of the interview, Bill lost it. Suddenly the veneer was off, exposing the enraged, snarling, lunging Bill...