| Event | Heat | Status | |
|---|---|---|---|
| Men 400 M (1st Round) | 4|4 | ||
| 18-Jun 4:58 PM |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| MR | Meet | Michael Johnson - Nike | 43.44 | 6/19/1996 |
| AR | American | Michael Johnson - Nike | 43.18 | 8/26/1999 |
| WR | World | Wayde Van Niekerk - RSA | 43.03 | 8/14/2016 |
| OG | OG Q | 44.90 |
| Pl | Ln | Athlete | Time | ||
|---|---|---|---|---|---|
| 1 | 4 | Wil LONDON Unattached |
45.46 Q | 0.331 | |
| 2 | 5 | Vernon NORWOOD New Balance |
45.46 Q | 0.194 | |
| 3 | 7 | Randolph ROSS North Carolina A&T |
45.61 Q | 0.187 | |
| 4 | 3 | Aldrich BAILEY Unattached |
46.03 | 0.174 | |
| 5 | 2 | Jonathon SAWYER Southeastern Louisiana |
46.39 | 0.251 | |
| 6 | 6 | Johnnie BLOCKBURGER University of Arizona |
46.75 | 0.252 | |
| DNS | 8 | Ashton HICKS Oklahoma State University |
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