Australian swimmer breaks 100-meter backstroke world record

ADELAIDE, Australia (AP) — Kaylee McKeown has broken the 100-meter backstroke world record on the second night of the Australian Olympic swim trials. The 19-year-old McKeown finished in 57.45 seconds at the South Australian Aquatic Centre. McKeown’s time improved the previous world mark of 57.57 set by American Regan Smith in 2019. Emily Seebohm finished second in 58.59 to qualify for her fourth Olympics.