FUKUOKA, Japan : Olympic champion Ariarne Titmus of Australia set a world record in the women's 400 metres freestyle event, powering to the gold medal in a time of three minutes, 55.38 seconds at the swimming world championships in Fukuoka on Sunday.
Titmus eclipsed the mark set by Summer McIntosh earlier this year and finished 3.35 seconds ahead of silver medallist Katie Ledecky of the United States. New Zealand's Erika Fairweather edged out McIntosh to grab the bronze.