Top American Bank of America Chicago Marathon Finisher Diego Estrada describes what it’s like to run a marathon, and how he manages to get through as a top finisher. You can watch the Bank of America Chicago Marathon runners do their thing this Sunday![audio http://serve.castfire.com/audio/3407866/3407866_2017-10-06-171706.64kmono.mp3?ad_params=zones%3DPreroll%7Cstation_id%3D3759.mp3]
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.