Click on the video player above beginning at 11:20 a.m. ET to watch live coverage of the World Aquatics Swimming Championship (25m) from Budapest, Hungary.

The short course championship is contested in a 25m pool instead of 50m.

Wednesday morning’s preliminary swims saw the Canadian mixed 4x50m medley relay team of Kylie Masse, Finlay Knox, Ilya Kharun, and Ingrid Wilm post the fastest time of one minute, 37.26 seconds to win the heats.

Elsewhere, Canadian Sophie Angus advances to tonight’s semifinals in the women’s 100m breaststroke.

WATCH | CBC Sports’ Devin Heroux and Brittany MacLean recap Day 1 in Hungary:

McIntosh breaks 400m freestyle record and Harvey wins bronze to open short course worlds

Toronto’s Summer McIntosh broke the women’s 400-metre freestyle record with a time of 3:50.25, while Mary-Sophie Harvey of Trois-Rivières, Que., took bronze in 3:54.88 on the first day of the World Aquatics short course championships in Budapest.

Summer McIntosh is joined by 17 Canadians who make up a strong team with depth and talent including Kylie Masse, Sydney Pickrem and Penny Oleksiak. Fifteen out of the 18 swimmers on the roster competed on the Paris team that won eight medals.

The meet ends on Sunday.

WATCH | McIntosh 1-on-1 from poolside in Budapest:

Summer McIntosh shatters 400m freestyle record | Short course worlds day 1 recap

CBC Sports’ Devin Heroux and Brittany MacLean discuss day 1 of short course worlds.