Freediver Amelia de los Rios sets a new world record for most underwater air rings and breath-holding, showcasing her unique ...

Katie Ledecky and Gretchen Walsh broke their own world records on the last day of a Tyr Pro Series meet in Fort Lauderdale, ...

Katie Ledecky breaks her own 800 free world record at the TYR Pro Swim Series, while Gretchen Walsh sets a new 100 fly world ...

In last year's Paris Olympics, Ledecky earned four medals, including a gold in the 800 free that made her only the second ...