Cooper Lutkenhaus talks 1:14.15 high school 600m record at 2026 Millrose

For full 2026 Millrose Games coverage, go to https://www.letsrun.com/events/2026/02/2026-millrose-games 🔥 Support independent journalism • Become a LetsRun.com VIP: https://www.letsrun.com/subscribe Let’s stay connected: ▶️ YouTube (Subscribe to our channel): / @letsrunfast 🏠 Homepage: https://www.letsrun.com 🗣 Forum: https://www.letsrun.com/forum 💛 Supporters Club: https://www.letsrun.com/subscribe ▶️ YouTube: /...