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Collin Chartier recorded a positive test in February
The five-time Ironman world champion says she unknowingly wore a banned wetsuit in competition. Triathlon organizers have decided not to punish her.
From running blades to $16,000 handbikes, high-tech gear helped athletes shatter records in Tokyo
Everything you need to know about the Collins Cup, who could win the first-ever event, how it works, and what the broadcast will look like