The world's greatest swimmer entered the sport hoping to change it forever -- and Michael Phelps has achieved that ahead of his final race at the Rio 2016 Olympics.
원문출처 : http://www.cnn.com/2016/08/13/sport/michael-phelps-legacy-rio-2016-olympics/index.html
원문출처 : http://www.cnn.com/2016/08/13/sport/michael-phelps-legacy-rio-2016-olympics/index.html