Tim Binning, TheSwimPictures, contributed these photos.

Elizabeth Beisel will be the top seed heading into finals tonight with her time of 4:40.17 in the 400 IM at the 2013 World Championship Trials.

Ryan Lochte won the prelims of the 100 butterfly with a time of 52.08 on day 3 of the 2013 World Championship Trials.

World Record Holder, Jessica Hardy, qualifies first going into the finals of the 50 breaststroke tonight with a time of 30.39 at the 2013 World Championship Trials.