Lucy Charles-Barclay, the best swimmer in the women's field, loves to lead the IRONMAN World Championship and looks to spend a lot of time off the front here in Kona for the third year in a row. She finished second to Daniela Ryf in both 2017 and 2018. After a huge win at Challenge Roth this year where her 2:59 was the fastest run of the day, is she ready to take that big step to the top of the podium?
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