MileSplit Staff Jun 05, 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 Oklahoma Girls Pole Vault marks compared to their season’s best performances from 2025. Most Improved - Pole Vault Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 +2' 8.00" Khloe Harris Silo High School 2027 10-00.00 12-08.00 2 +2' 6.00" Geneva Reynolds Strother High School 2026 5-06.00 8-00.00 3 +2' 0.00" Alyssa Pool Norman North High School 2026 10-06.00 12-06.00 3 +2' 0.00" Gracie Mayfield Owasso 2027 9-00.00 11-00.00 5 +1' 6.00" Truly McClennan Broken Arrow High School 2026 10-06.00 12-00.00 5 +1' 6...