American Katie Ledecky continued domination of the women's 800 meters freestyle with a brilliant swim to win gold.

A must-see race at the world swimming championship lived up to its billing. Canada's Summer McIntosh emerged with a bronze medal after a three-way duel from start to finish in the women's 800-metre ...

Katie Ledecky remains unbeaten in the 800 freestyle, while the Americans set a world relay record and piled up three gold ...

Canada's Summer McIntosh emerged with a bronze medal after a three-way duel from start to finish in the women's 800-metre ...