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Sebastian Kienle had to make up time after the swim and went work. He had been a bit under the weather earlier in the week, but did not want to miss this race.
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Many eyes were on defending champion Tim Reed from Australia, but the popular Aussie struggled in Chattanooga.
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Canadian Taylor Reid also seemed to have a hard time finding a rhythm, but he looked good on his bike.
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Meanwhile up front American Ben Kanute was pulling away from the chasers.
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Canadian Brent McMahon was another one of the favorites who found the going tough in Chattanooga.
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Belgian Pieter Heermeryick was near the front all day and in the end finished 10th with a 2:11:02 bike split.
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American Rodolphe Von Berg was also in the thick of the action during the bike but faded towards the end and ended up riding 2:16:23.
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After a long chase Sebastian Kienle rode at the front of the chasing pack and as mentioned before rode 2:07:45.
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But Ben Kanute was well out of sight.
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Russian Ivan Kalashnikov rode brand and logo neutral with just a hint of Zipp and in the end ended up 25th pro and 27th male overall.
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For Kevin Collington the morning started fine with some banjo music in the background. At the end of the day the American finished 16th with a bike split of 2:15:05.
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A 2:15:55 bike split for American Drew Scott was solid and he ended up with a 4:08:14 finish time and 21st place pro and 22nd overall male.
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At the beginning of the bike segment Javier Gomez tried to chase down Ben Kanute but was unable to do so. During the run however the Spaniard managed to run 1:10:29 and grab the 2017 IRONMAN 70.3 World Championship title.
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Bermuda's Tyler Butterfield moved to the front of the chasing pack late in the bike segment and recorded a 2:10:40 bike split. He however fell back during the run to 7th place and a 3:56:20 overall time.
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Brazilian Reinaldo Colucci was dropped from the front group and hung on to a 2:15:51 bike split and 17th place.
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Maurice Clavel seems to wonder who is coming from behind. The fast German ended up with a 2:11:03 bike split and 6th place.