MileSplit Staff Apr 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. Ranking the top underclassman Girls 300m Hurdles performers in Mississippi during the 2026 Outdoor Season. 300 Meter Hurdles Rank Time Athlete/Team Class Meet / Date 1 44.59 Judawn Porter Hattiesburg High School 2029 Powerade Relays Mar 27, 2026 2 46.58 Laila Smith Richland High School 2029 Canton Speed City Invitational Mar 31, 2026 3 47.02 Alayiah Horton Terry High School 2029 Fleet Feet Track Classic Apr 4, 2026 4 47.17 Emma Raines East Rankin Academy 2028 Canton Academy Sterling Penn Invite Apr 1, 2026 5 47.91 Ja'Milah Williams Clinton High Sc...