| Event | Heat | Status | |
|---|---|---|---|
| Boys 400 M (Prelims) | 13|43 | ||
| Saturday 8:00 AM | 
| Record | Athlete | Date | ||
|---|---|---|---|---|
| MR | Ark HS Inv | Justin Robinson - Gateway City | 46.77 | 1/12/2019 | 
| Pl | Pos | Athlete | Time | 200m | 300m | 400m | |
|---|---|---|---|---|---|---|---|
| 1 | 4 | Jonathan SIMMS Allen [SO]  | 
48.68 | 22.83 [22.83]  | 48.68 [25.85]  | ||
| 2 | 3 | Enrrique REYES Jackrabbits Track Club [JR]  | 
52.56 | 24.46 [24.46]  | 52.56 [28.11]  | ||
| 3 | 5 | Franklin PEREZ Lancaster Lightning [0]  | 
55.35 | 24.85 [24.85]  | 55.35 [30.51]  | ||
| 4 | 6 | Damon DANIELS Desoto Elite [0]  | 
56.56 | 25.84 [25.84]  | 56.56 [30.72]  | ||
| 5 | 2 | Lane PRATT Unattached [JR]  | 
57.70 | 25.74 [25.74]  | 57.70 [31.96]  | ||
| 6 | 1 | Christopher MOORE Cahokia Track Club [0]  | 
58.55 | 26.26 [26.26]  | 58.55 [32.29]  | 
| Split | Intermediate Leader | Time | Fastest Split | Time | 
|---|---|---|---|---|
| 200m | Jonathan SIMMS | 22.83 | Jonathan SIMMS | 22.83 | 300m | Jonathan SIMMS | 48.68 | Jonathan SIMMS | 25.85 |