McIntosh beat her previous record of 4:24.38 in the 400-meter individual medley set at the 2024 Canadian Olympic Trials.

With a dominant all-around performance Wednesday night, Summer McIntosh became the first swimmer to break a world record in ...

The 18-year-old Summer McIntosh has made it three world records in less than a week by breaking her own 400-meter individual ...

Already the world record holder in the 400-meter individual medley, Canadian teenager Summer McIntosh swam the world's ...

McIntosh is the first swimmer to break a world record in three individual events at one meet since Michael Phelps.

VICTORIA, Canada (AP) — Canadian teen Summer McIntosh set her second world record in three days at the Canadian swimming ...

McIntosh made it three world records in less than a week when she broke her own 400-meter individual medley mark at the ...

McIntosh became the second woman and fifth swimmer overall to set three or more long course world records at one meet.

The three-time Olympic champion became the first swimmer to pull off the feat since Michael Phelps' historic performance at the 2008 Beijing Games.

On Monday night, Summer McIntosh won the 200-meter ... to finish in world-record time. “It’s been one of those records that’s always been in the back of my mind since trials two years ...