MileSplit Staff May 15, 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 South Dakota Girls 100m marks compared to their season’s best performances from 2025. Most Improved - 100 Meter Dash Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -2.48 Bayley O'Bryan Colome High School 2028 17.84 15.36 2 -1.80 Suri Jetto Groton Area High School 2028 17.73 15.93 3 -1.66 Kellie Roberts Custer Middle School 2032 17.63 15.97 4 -1.43 Mataya Cummings Lakota Tech High School 2028 17.59 16.16 5 -1.35 Azura Fenton Herreid-Selby Area High School 2030 15.23 13.88 6 -1.34 Camria C...