The United States set the world record in the 4x100 freestyle mixed relay, clocking 3 minutes, 18.48 seconds in the swim ...

There was more cheer for the United States as Jack Alexy, Patrick Sammon, Kate Douglass and Torri Huske combined to win the non-Olympic mixed 4x100 freestyle gold in a world record time of 3:18.83, ...

At the 700-meter mark, when Katie Ledecky is usually padding her lead in a long-distance race, Summer McIntosh hit the wall ...