Triathlon Laleu, and (3) a run () in the stadium André-Barbeau. The first modern swim/bike/run event to be called a 'triathlon' was held at Mission Bay, San Diego, California on September 25, 1974. The race was conceived and directed by Jack Johnstone and Don Shanahan, members of the San Diego Track Club, and was sponsored by the track club. 46 participants entered this event. It was reportedly not inspired by the French events, although a race the following year at Fiesta Island, San Diego, California, is sometimes called 'the first triathlon in America.' The International Triathlon Union (ITU) was founded in
ITU World Triathlon Series races will be the ITU Triathlon Mixed Relay World Championships. The world champion was formerly crowned in the ITU Triathlon World Championship, a single championship race that was held annually from 1989, the same year as the formation of the International Triathlon Union (ITU), to 2008. Beginning with the 2009 racing season the ITU Triathlon World Championship was changed to a series of events culminating with a grand final race. From 2009 to 2011 the events were known as the World Championship Series (WCS) before being relabeled World Triathlon Series (WTS) in 2012. In 2011 the sprint distance world championship