| Event | Heat | Status | |
|---|---|---|---|
| Men 400 M Toyota Open (Prelims) | 1| | ||
| Thursday 5:23 PM |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| WR | World | Wayde Van Niekerk - RSA | 43.03 | 8/14/2016 |
| AR | American | Michael Johnson - Nike | 43.18 | 8/26/1999 |
| MR | Meet | Michael Johnson - Nike | 43.44 | 6/19/1996 |
| FR | Facility | Michael Norman - USA | 43.60 | 5/28/2022 |
| WQ | World Champ Q | 45.00 |
| Pl | Ln | Athlete | Time | ||
|---|---|---|---|---|---|
| 1 | 2 | Ryan WILLIE Florida |
45.48 Q | 0.230 | |
| 2 | 5 | Khaleb MCRAE Alabama |
45.53 Q | 0.224 | |
| 3 | 6 | Richard JOHNSON Oklahoma |
45.73 Q | 0.199 | |
| 4 | 7 | Noah WILLIAMS adidas |
45.85 | 0.239 | |
| 5 | 4 | Jovahn WILLIAMSON New Mexico |
47.55 | 0.223 | |
| DNF | 3 | James BENSON Arkansas |
- | 0.230 | |
| DQ | 8 | Tavon UNDERWOOD Unattached |
- | 0.193 |