Summer McIntosh Chases Fourth Gold in Singapore Finale
Summer McIntosh is on her way to winning a fourth gold medal at the world championships in Singapore, while 12-year-old Yu Zidi impresses by qualifying third in the 400 metres individual medley final. In the men's events, Leon Marchand faces tough competition, and several teams are disqualified in relay heats, intensifying the stakes.

In Singapore, Summer McIntosh is poised to capture her fourth gold medal as she leads the 400 metres individual medley heats with a time of four minutes and 35.56 seconds. She edges closer to her world record of 4:23.65 set in June's Canadian trials.
A surprising contender, 12-year-old Chinese swimmer Yu Zidi, generated significant applause by qualifying third for the final. Meanwhile, Leon Marchand, despite a challenging breaststroke and freestyle segment, advances to the final with a chance to claim his third 400 world title.
Relay heats saw unexpected eliminations, with Olympic champions China and Australia missing the final cut. In contrast, the U.S. teams excelled, clocking the fastest times in the men's and women's 4x100 medley relays, setting the stage for intense evening races.
(With inputs from agencies.)