Efimova 50 breast WR in the prelims, Meilutyte in the final

A wild day at the 2013 FINA World Championships, with first Russia’s Yuliya Efimova breaking the world record of 29.80 (Jessica Hardy, august 2009) with a time of 29.78 in the prelims and the Lithuania’s Ruta Meilutyte taking it down to 29.48 in the semifinal.