Kathleen (Katie) Ledecky of the United States won the gold medal in the women's 400 m freestyle at the Rio 2016 Olympics.
Her result was 3:56:46. She broke a world record and an Olympic record.
Katie Ledecky of USA the gold medal
The bronze medal in the 1500m Freestyle event at the Rio 2016 Olympics went to Gabriele Detti.
The bronze medal in the Women's 50m Freestyle event at the Rio 2016 Olympics went to Aliaksandra Herasimenia.
The gold medal winner in the Men's 1500m Freestyle event at the Rio 2016 Olympics was Gregorio Paltrinieri.
China won the gold medal in the men's 200 m freestyle at the Rio 2016 Olympics.
Connor Jaeger was the winner of the silver medal in the Men's 1500m Freestyle event at the Rio 2016 Olympics.
The gold medal winner in the Women's 50m Freestyle event at the Rio 2016 Olympics was Pernille Blume.
Pieter Timmers of Germany won the silver medal in the men's 100 m freestyle at the Rio 2016 Olympics.
Y. Sun of China won the gold medal in the men's 200 m freestyle at the Rio 2016 Olympics.
The country that won the gold medal in the Women's 50m Freestyle event at the Rio 2016 Olympics was Denmark.
South Africa won the silver medal in the men's 200 m freestyle at the Rio 2016 Olympics.
United States won the bronze medal in the men's 200 m freestyle at the Rio 2016 Olympics.
The country winning the bronze medal in the Women's 50m Freestyle event at the Rio 2016 Olympics was Belarus.