MileSplit Staff May 01, 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 Wyoming Boys 400m marks compared to their season’s best performances from 2025. Most Improved - 400 Meter Dash Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -9.93 Luke Reynolds Natrona County High School 2028 1:09.61 59.68 2 -9.54 Elijah Crain Kelly Walsh High School 2028 1:03.85 54.31 3 -8.86 Taylen Scoffield Natrona County High School 2028 1:07.58 58.72 4 -7.87 Logan Miller Cheyenne South High School 2028 1:08.02 1:00.15 5 -7.14 Dylan Rees Evanston High School 2028 1:00.45 53.31 6 -7.02 ...