| Event | Heat | Status | |
|---|---|---|---|
| Boys 400 Meter Dash 15-16 years old (Prelims) | 4|11 | ||
| Thursday |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| NR | National | Tyrese Cooper - Miami Gardens | 45.23 | 8/6/2016 |
| Pl | Ln | Athlete | Time | |
|---|---|---|---|---|
| 1 | 3 | Jayson BELL Ashburn Elite Track Club [05] |
52.44 | |
| 2 | 4 | Leoance WILLIAMS JR 3D Effect Track Club [04] |
52.45 | |
| 3 | 1 | Zephaniah MCLENNAN Texas Independent LoneStars Tr [04] |
54.65 | |
| 4 | 8 | Justin BRYANT The All American Project [05] |
56.71 | |
| 5 | 7 | Willie LEWIS E.O.T.O. Elite [05] |
58.61 | |
| DNS | 2 | Daniel GOULD The Crew [04] |
- | |
| DNS | 5 | Dominic BYLES Dynamic Speed Track Club [04] |
- | |
| DNS | 6 | Mehki HOO Five Star General Athletics [05] |
- |