The FASTEST Women's 400m Final EVER | World Championships Highlights | Heat Check Tokyo Ep 4 🔥

Not only did Sydney McLauhlin-Levrone just take down one of the fastest women to ever run the 400 in Mariledy Paulino, but she also did it in the second fastest time ever run! For the first time in history, 2 women dipped under 48 seconds in the 400 meter dash. Plus, new world leads from Noah Lyles in the 200m and Busang Collen Kebinatshipi in the 400m final. This World Championships just keeps delivering time and ti...