Russia's Yuliya Efimova, right, celebrates with Jessica Hardy of the United States after winning her Women's 50m breaststroke heat in a new world record time of 29.78 at the FINA Swimmi

 

              Russia
Russia's Yuliya Efimova, right, celebrates with Jessica Hardy of the United States after winning her Women's 50m breaststroke heat in a new world record time of 29.78 at the FINA Swimming World Championships in Barcelona, Spain, Saturday, Aug. 3, 2013. (AP Photo/Michael Sohn)