400m - Men More Results All Complete Results Senior Results Heptathlon High Jump - Men High Jump - Women Javelin - Men Javelin - Women 10000m Run - Men Long Jump - Men 10000m RW - Men Long Jump - Women 10000m RW - Women Pole Vault - Men 100m - Men Pole Vault-Women 100m - Women 100m Hurdles - Women Shot Put - Men 110m Hurdles - Men Shot Put Women 1500m - Men Triple Jump - Men 1500m - Women Triple Jump - Women 200m - Men 200m - Women 3000m - Women 3000m Steeplechase - Men 3000m Steeplechase - Women 400m - Men 400m - Women 400m Hurdles - Men 400m Hurdles - Women 5000m - Men 5000m-Women 800m - Men 800m - Women Decathlon - Men Discus - Men Discus-Women Hammer Throw - Men Hammer Throw - Women Men's 400 Meter Dash Junior - Final View event records PlaceAthlete NameAffiliationTimeReacTime 1Ronell ManceU S C45.850.198 2William HenryArizona State46.470.272 3Clayton GravesandeSouth Carolina47.030.167 4Davelle SandersMt. San Antonio College47.650.237 5Arnold CarrilloReno Tahoe Athletics48.060.172 6Eric WinfreyFayetteville Flyers48.340.236 7Aaron TribbleWestern Carolina48.350.199 8Alex BlehmDavenport University48.440.193