Paralympic Games triathlon events in Paris' Seine River were postponed Sunday for a day due to water quality concerns, organizers announced. Why it matters: Organizers increased efforts to get the French capital's river clean and safe for swimming so it could play a central role in the Olympics and Paralympics after decades of pollution,

Poor water quality in the River Seine has once again interrupted Paris’ summer of sport with the postponement of the Paralympic triathlon competitions.

Volunteers who surrounded Howie Sanborn encouraged him to stop after he crashed with less than 0.6 kilometers left in the men’s PTWC triathlon of the Paris Paralympics on Monday morning.