wallace. harry truman walked away as the victor.of the greatest electoral upsets in american history. ♪ national conventions are then a political process that is uniquely american. faces change, but there are always the crowds, the speeches, music, and suspense. after the candidates are chosen and the campaign has ended, the people speak. and through the ballot box determine which candidate will assume the burden and power of the american presidency. ♪ >> steve, in looking at a film like this, i suppose there are some who would say, well, isn't it all just tweedle dumb and tweedle deand really isn't that important, elections don't really decide anything? what do you think? >> well, that passing parade of all of those historical faces certainly suggests to me a personal response on one level of that question, dick. after all, an election by definitions is choice between two individuals. so when you ask yourself does it make any difference between george mcgovern and richard nixon in 1972. would it have made a difference if the people