MileSplit Staff Apr 10, 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 California Boys 110m Hurdles marks compared to their season’s best performances from 2025. Most Improved - 110 Meter Hurdles Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -8.36 Ryan Merles Silver Valley (SS) 2027 25.56 17.20 2 -8.02 Chase T Phinouwong Segerstrom (SS) 2026 25.00 16.98 3 -7.55 Tavai Kurstin San Marcos (SS) 2028 25.80 18.25 4 -6.05 Isaac Sesan Kennedy (John F.) (SS) 2028 27.02 20.97 5 -5.47 Christopher Wilson Chaffey (SS) 2027 23.42 17.95 6 -4.82 Victor Hoskins Nap...