IRVINE, CALIFORNIA - AUGUST 12: Lani Pallister of Team Australia celebrates with her silver medal after the Women's 1500m Freestyle Final on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Maddie Meyer/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Silver Medalist Lani Pallister of Team Australia, gold medalist Katie Ledecky of Team United States, and Moesha Johnson of Team Australia stand on the podium after the Women's 1500m Freestyle Final on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Maddie Meyer/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Silver Medalist Lani Pallister of Team Australia, gold medalist Katie Ledecky of Team United States, and Moesha Johnson of Team Australia stand on the podium after the Women's 1500m Freestyle Final on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Maddie Meyer/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Luke Hobson of Team United States reacts after finishing first place in the Men's 200m Freestyle on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Sean M. Haffey/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Van Mathias, Will Modglin, Gretchen Walsh, and Kate Douglass celebrate after winning the Mixed 4x100m Relay, breaking a World Record, on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Maddie Meyer/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Blake Tierney of Team Canada competes in the Men's 100m Backstroke on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Sean M. Haffey/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Reina Liu of Team Canada competes in the Women's 100m Backstroke Final B on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Sean M. Haffey/Getty Images)

IRVINE, CALIFORNIA - AUGUST 12: Katharine Berkoff of Team United States reacts after winning the Women's 100m Backstroke Final on Day 1 of the Pan Pacific Swimming Championships at William Woollett, Jr. Aquatics Center on August 12, 2026 in Irvine, California. (Photo by Sean M. Haffey/Getty Images)