Australia was one of four countries to qualify in all seven relays for the 2020 Olympic Games in Tokyo. The U.S., Russia and Germany were the others.
Caeleb Dressel recorded the fastest 100 butterfly split in history on the American medley relay, splitting 49.28 to overtake his 49.33 from the mixed event.
Zane Waddell won the first gold medal for Africa on the final night of the World Championships, claiming the men’s 50 back in a time of 24.43.
Vladimir Morozov anchored in 47.02 as the Russian men set a new National Record in the 400 medley relay. They won bronze in a time of 3:28.81.
Federica Pellegrini split 52.53 as the Italian women broke their National Record in the 400 medley relay to place fourth in 3:56.50.
Duncan Scott produced the second-fastest 100 free split in history to help the British men win gold and set a new European Record in the 400 medley relay.
Maggie MacNeil had the fastest butterfly split in the field (55.56) as Canada set a new National Record in the women’s 400 medley relay.
Patrick Hussey and Jacob Gallant were among five swimmers who won their second individual gold on day four of Canadian Juniors in Calgary.
Henrik Christiansen slashed four seconds off his Norwegian National Record in the men’s 1500 final, placing fifth in a time of 14:45.35.
Frenchman David Aubry set a new National Record for France by four seconds in the men’s 1500 free final, placing fourth in a time of 14:44.72.
Philip Heintz has been forced to withdraw from the men’s 400 IM final, making way for Peter Bernek to take a spot in the Championship heat.
Regan Smith will swim the 100 backstroke for the first and only time in Gwangju on the lead-off leg of the American 400 medley relay.
Nathan Adrian will anchor the U.S. men’s medley relay final for the fifth consecutive World Championships and will be joined by Murphy, Wilson and Dressel.
Arjan Knipping set a new Dutch National Record in the men’s 400 IM prelims, qualifying second overall for the final in a time of 4:13.46
Zach Apple will swim the freestyle leg for the American men on the prelim relay in the 400 medley, joined by Matt Grevers, Michael Andrew and Jack Conger.