In our final episode of our six-part series on the 1988 Presidential Election, Vice President Bush has a lead over Mike Dukakis. It's close enough for a comeback though, and more than a few have suggestions for a different Dukakis message. A series of mistakes will doom the campaign. And that is the traditional way the story is told. But we suggest there they may been an invisible election going on under the surface. Learn more about your ad choices. Visit megaphone.fm/adchoices