| Event | Heat | Status | |
|---|---|---|---|
| Men 400 M Toyota Open (Prelims) | 2| | ||
| Thursday 7:52 PM |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| MR | Meet | Michael Johnson - Nike | 43.44 | 6/19/1996 |
| FR | Hayward | Michael Norman - USA | 43.60 | 5/28/2022 |
| AR | American | Michael Johnson - Nike | 43.18 | 8/26/1999 |
| WR | World | Wayde Van Niekerk - RSA | 43.03 | 8/14/2016 |
| WQ | World Qualifier | 44.90 |
| Pl | Ln | Athlete | Time | ||
|---|---|---|---|---|---|
| 1 | 2 | Randolph ROSS N. Carolina A&T |
45.66 Q | 0.274 | |
| 2 | 9 | Khaleb MCRAE Alabama |
46.10 Q | 0.239 | |
| 3 | 8 | Marqueze WASHINGTON Unattached |
46.11 Q | 0.207 | |
| 4 | 3 | Wil LONDON Unattached |
46.46 | 0.186 | |
| 5 | 7 | Brian HERRON Texas |
46.58 | 0.176 | |
| 6 | 4 | Brian FAUST Kentucky |
47.06 | 0.222 | |
| 7 | 5 | Jenoah MCKIVER Iowa |
47.20 | 0.246 | |
| DNS | 6 | Cameron REYNOLDS U C L A |
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