Katie Ledecky of the United States celebrates after winning the gold medal in the Women's 1500m freestyle final at the FINA Swimming World Championships in Barcelona, Spain, Tuesday, Ju

 

              Katie Ledecky of the United States celebrates after winning the gold medal in the Women
Katie Ledecky of the United States celebrates after winning the gold medal in the Women's 1500m freestyle final at the FINA Swimming World Championships in Barcelona, Spain, Tuesday, July 30, 2013. Ledecky set a new word record of 15:36.53. (AP Photo/Michael Sohn)