The triathlon calendar's most prestigious competition, the World Triathlon Championship Series travels to iconic cities around the globe where the athletes battle it out to accumulate the ranking points that ultimately decide who will become World Champion.
Highlights from the first round of the 2011 World Championship Series in Sydney, Australia
Highlights from the 2011 World Championship Series in Hamburg, Germany
Highlights from the 2011 World Championship Series in Madrid, Spain
Highlights from the 2011 World Championship Series in London, Great Britain
Highlights from the 2011 World Championship Series in Kitzbuehel, Austria
Highlights from the 2011 World Championship Series in Yokohama, Japan
Highlights and interviews from the 2011 WCS Beijing Grand Final in China