MileSplit Staff Apr 24, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. 400m + 800m Rank Athlete/Team Class 400m 800m Combined 1 Justyn Mckenzie Alexander 2026 47.25 1:52.83 2:40.08 2 Cayden Guidry Alexander 2026 47.38 1:53.55 2:40.93 3 Riley Comstock Harrison High School 2027 50.78 1:52.98 2:43.76 4 Haris Flynn The Mount Vernon School 2026 49.89 1:53.98 2:43.87 5 Landyn Buchanan Alexander 2027 48.10 1:55.82 2:43.92 6 Zachary Blackwood Pace Academy 2027 ...