The Olympic champion's third 400 IM world title added to her 200 IM, 200 butterfly and 400 freestyle golds at the World ...

Katie Ledecky, who won Saturday’s 800m free, is the only other female swimmer to claim four individual golds at a worlds ...

The US topped the medal table as the women’s 4x100m medley relay team set a new world record on the final day of competition ...

Olympic champions Summer McIntosh and Leon Marchand cruise to gold medals in the women's and men's 400m individual medley on ...

Summer McIntosh swam to a championship record of 4:25.78 in the 400m individual medley to add another world title to her ...

The Canadian star challenged the all-time mark in the women's 200-meter butterfly and continued her perfect string of races ...

Summer McIntosh came within a whisker of breaking a long-standing world record and Leon Marchand failed to improve on a new ...

Both swimmers set the second-fastest times ever in their finals but narrowly missed out on breaking world records ...

On Day 2 of the world championships, Walsh delivered the first U.S. gold, while Canadian star Summer McIntosh made it two-for ...

Summer McIntosh is off to a perfect start at the swimming world championships with two gold medals in two days.

Summer McIntosh captured her fourth gold medal at the world swimming championships by winning the 400-meter individual medley ...