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The 35th annual Transamerica Chicago Triathlon drew a sold-out crowd of athletes and their families to Chicago’s lakefront Aug. 27, 2017. Over 9,000 athletes participated in several events this weekend.
Nancy Stone / Chicago Tribune
The sun rises as the 35th annual Transamerica Chicago Triathlon gets underway with the swim portion on Chicago’s lakefront on Aug. 27, 2017. Chicago Triathlon
