Swimming — Women’s 800m Freestyle Final

Katie Ledecky of the U.S. competes on her way to winning the gold and setting a new world record in the women's 800m freestyle at the Rio Olympics August 12, 2016. REUTERS/Stefan Wermuth

Katie Ledecky of the U.S. competes on her way to winning the gold and setting a new world record in the women’s 800m freestyle at the Rio Olympics August 12, 2016. REUTERS/Stefan Wermuth