| Event | Heat | Status | |
|---|---|---|---|
| Men 400 Meter Dash 17-18 years old (Prelims) | 8|13 | ||
| Friday |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| JO Games | Aldrich Bailey - Arlington | 45.45 | 8/4/2012 | |
| National | Tyrese Cooper - Miami Gardens | 45.40 | 2017 |
| Pl | Ln | Athlete | Time | |
|---|---|---|---|---|
| 1 | 3 | Chad EVANS JR. Gulf United |
48.38 | |
| 2 | 4 | Miles CASH Run U Xpress |
48.75 | |
| 3 | 5 | Amari BELL Team Quest Track Club |
48.98 | |
| 4 | 6 | Tyshawn HARRIS Zephyrs Track |
50.62 | |
| 5 | 2 | Dushawn BORGELLA Impact Speed Athletics Track |
53.54 | |
| DNS | 7 | Errick PRINCE JR. Xtreme Force Track |
- | |
| DNS | 8 | Marquis WHITE East End Track & Field |
- |