| Event | Heat | Status | |
|---|---|---|---|
| Men 400 M (1st Round) | 2|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 | 2 | Michael CHERRY NIKE |
44.86 Q OG | 0.172 | |
| 2 | 7 | Ryan WILLIE University of Florida |
45.34 Q | 0.195 | |
| 3 | 3 | Bryce DEADMON Texas A&M University |
45.46 Q | 0.180 | |
| 4 | 4 | Tyler JOHNSON Ohio State University |
45.71 | 0.219 | |
| 5 | 6 | LaShawn MERRITT NIKE |
45.81 | 0.203 | |
| 6 | 8 | Kahmari MONTGOMERY NIKE |
45.85 | 0.172 | |
| 7 | 5 | Gil ROBERTS Unattached |
49.96 | 0.177 |