MileSplit Staff May 29, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Top Wisconsin Girls 300m Hurdles marks compared to their season’s best performances from 2025. Most Improved - 300 Meter Hurdles Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -10.18 Isabella Cruckson Three Lakes 2026 1:08.27 58.09 2 -9.91 Brooke Dorner Bay Port 2028 59.72 49.81 3 -9.64 Clare Drissel Wilmot Union 2028 1:07.27 57.63 4 -9.56 Antanica Johnson Saint Thomas More 2028 1:06.52 56.96 5 -8.98 Gretjen Buchholz Riverdale 2026 1:02.44 53.46 6 -7.32 Zoey Guntner Augusta ...