Ledecky wins; Triathlon held in the Seine: Paris Olympics Day 5 recap [Video]

Katie Ledecky gritted her teeth and flexed her left arm atop the lane rope.There was plenty of splashing, too, by one of the most accomplished swimmers to ever dive into the pool.Ledecky dominated the 1,500-meter freestyle at the Paris Games on Wednesday for her eighth Olympic gold medal and 12th medal overall.And that might not even have been the most impressive performance on a big night in the pool.France’s Léon Marchand completed one of the most audacious doubles in swimming history by winning the 200 butterfly and the 200 breaststroke about two hours apart.There was also a world record in the 100 freestyle as Pan Zhanle of China lowered his own mark.Triathlon successAn ambitious plan to clean up the long-polluted Seine River paid off when the swimming portions of the Paris Olympics triathlons were finally held in the waterway Wednesday.After a couple of canceled swim practices and a day’s delay …