Three-time Olympic champion swimmer Katinka Hosszu of Hungary has announced her retirement.

Americans Alex Walsh and Kate Douglass -- both University of Virginia swimmers who've competed against each other since their formative years -- took silver and bronze.

All the action from Day 2 of the Tokyo Olympics

Americans Emma Weyant and Hali Flickinger will proudly take the podium after the women's 400 IM, but there was no catching Japan's Yui Ohashi on Sunday.

Chase Kalisz knows what’s coming: Pain, and lots of it in the 400-meter individual medley that gets swimming underway at the Tokyo Olympics.