Olympics triathlon practice canceled due to Seine pollution levels

(Photo credit: Jerry Lai-USA TODAY Sports)

PARIS -- The Olympics' triathlon swimming training session scheduled for Sunday was canceled after recent heavy rain affected pollution levels in the Seine, organizers said in a statement.

A lot is riding on Olympic triathletes being cleared to swim in Paris' central waterway when the competition kicks off on Tuesday, with France investing $1.52 billion in new wastewater infrast