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How to Race the Chicago Marathon: Tips From Deena Kastor and Susanna Sullivan
Three-time Olympian Deena Kastor and top American Susanna Sullivan shared seven tips for racing the Chicago Marathon on Sunday, Oct. 11, including running even splits and treating the first 10K as a warm-up. The flat course offers 20 aid stations with water, lemon-lime Gatorade Endurance, Maurten Gel 100 at miles 12.4 and 18.1, and bananas between miles 20.2 and 23. Hydration packs and vests are not permitted, and Sullivan warns downtown skyscrapers can interfere with GPS early.
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