Overview

• Leon Marchand shattered Ryan Lochte’s 14-year-old world record with a 1:52.61 in the 200m individual medley semifinals and then won the final in 1:53.68.
• Summer McIntosh captured her third gold in the 200m butterfly in 2:01.99, posting the fastest time in a textile suit at 0.18 seconds shy of the 2009 supersuit-era record.
• David Popovici completed a sprint double by winning the 100m freestyle in 46.51 seconds, a championship record that edged close to Pan Zhanle’s 46.40 world mark.
• Mollie O’Callaghan anchored Australia’s women’s 4×200m freestyle relay to gold, equalling Ian Thorpe’s record of 11 world championship titles.
• Katharine Berkoff claimed the women’s 50m backstroke title in 27.08 seconds for the United States’ fourth swimming gold of the meet.