| Event | Heat | Status | |
|---|---|---|---|
| Boys 400 Meter Dash 15-16 years old (Prelims) | 10|11 | ||
| Thursday |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| NR | National | Tyrese Cooper - Miami Gardens | 45.23 | 8/6/2016 |
| Pl | Ln | Athlete | Time | |
|---|---|---|---|---|
| 1 | 5 | Alexson SONGER Delco Stallions Track Club [05] |
53.56 | |
| 2 | 3 | Mason SCALES Dallas Mustangs [05] |
54.21 | |
| 3 | 8 | Brandon SCHWARTZ Fast Lane TC [04] |
58.43 | |
| 4 | 7 | Andre QUINTERO West Express Elite [04] |
58.71 | |
| 5 | 1 | Luke NOTO Unattached [05] |
59.54 | |
| DNS | 2 | Edgar GONZALEZ Unattached [04] |
- | |
| DNS | 4 | Kevar WILLIAMS Deland Lightning Bolts Track C [04] |
- | |
| DNS | 6 | Jamel BROWN The All American Project [05] |
- |