If you are really pressed for time, here are two one hour long documentaries from Faux Noise (Fox News) condensed into two one minute summaries.
Follow this link to see the McCain Documentary.
Follow this link to see the Obama Documentary.
Follow this link to hear another thoughtful interview with Barack Obama. This interview was a cooperative effort between Time and CNN.
I know, Obama has a lot of hesitations in the way he speaks. I have known a few people like that. Sometimes it is frustrating to listen, but the effort is well worthwhile.