Detailed text transcripts for TV channel - KGO - 20131015:09:50:00
Chicago. >> reporter: his life is a story of endurance. when michael was born, doctors thought he might live a week. now 38 years living with muscular dystrophy, the last runner to cross the finish line, proves, boy, were they ever wrong. >> if you know you can do it you have to do it. >> reporter: he says this was actually his third marathon. he's already competed in berlin and new york. but chicago, he says, was the most challenging so far because the race organizers insisted he use the sidewalks rather than the streets. >> we have to go up and down and it wasn't flat at all. so my muscles w...