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Sydney McLaughlin-Levrone surprised herself with 48.29 American 400m record in Worlds semis

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SprintsMental skillsPlanning and periodization

Sydney McLaughlin-Levrone discusses her American record of 48.29 seconds in the 400m semifinals at the World Championships.

Can she break Marita Koch’s 47.70 world record in the final? LetsRun.com: the home of professional running. For full coverage of the 2025 World Athletics Championships, visit: letsrun.com/events/2025/09/2025-world-athletics-championship… 🔥 Support independent journalism • Get our Nightly Podcast from Tokyo • Score a free t-shirt by joining our Supporters Club: letsrun.com/subscribe Let’s stay connected: ▶️ YouTube (Subscribe to our channel): youtube.com/@letsrundotcom?sub_confirmation=1 🏠 Homepage: letsrun.com 🗣 Forum: letsrun.com/forum 💛 Supporters Club: letsrun.com/subscribe ▶️ YouTube: youtube.com/@letsrundotcom?sub_confirmation=1 🐦 Twitter: twitter.com/letsrundotcom 📸 Instagram: instagram.com/letsrundotcom

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What commenters say. Recommended to show how she trained with male pacers to prepare for her record-breaking performance.

@Important-Leg-1024in r/trackandfield • Recommends

Sydney in her interview said....she had trained for this after the trials and she was running with pacers and males to achieve such times🔥 You are a goat for a reason gurlll✨