Nine-time Olympic champion Katie Ledecky notched another impressive victory at the US Swimming Championships on Friday, clocking 3min 48.56sec to win the 400m freestyle to add another event to her 2025 World Championships programme.

Ledecky, who had already punched her ticket to the World Championships in Singapore with a victory in the 800m free, was under world record pace at the 200m mark and came home 1.49sec in front of Claire Weinstein -- who led Ledecky in a one-two finish in the 200m free this week.

"I just wanted to put together a solid race," Ledecky said after capturing her 32nd national title. "I was definitely hurting the last 100, but overall I'm pretty happy with that."

Ledecky, who is also slated to swim the 1,500m free as the championships conclude in Indianapolis, Indi

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