Summer McIntosh Posts 4:23.65 400 IM to Break Her Own World Record - SwimSwam
Last Updated: 30.06.2025 00:00
2025 CANADIAN SWIMMING TRIALS
Womens 400 IM Finals
<ul><li></li>World Record: 4:24.38 Summer McIntosh, CAN (2024)
Quantum Time-Freeze: Lasers Lock Quantum States 1,000x Longer - SciTechDaily
<li></li>Canadian Record: 4:24.38 Summer McIntosh, (2024)
<li>World Aquatics A C… [+2266 chars]