MileSplit Staff Apr 03, 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 Jack Fiening Walter Johnson High School 2027 51.06 1:58.44 2:49.50 2 Ryad Mechai Northeast Senior High School 2026 53.55 2:00.65 2:54.20 3 Austin Simpson Mountain Ridge High School 2026 51.43 2:04.00 2:55.43 4 Kayden Harris Linganore High School 2027 53.10 2:02.66 2:55.76 5 Darius McGarrell St. Charles High School 2026 53.42 2:03.07 2:56.49 6 Alex ...