| Start List | Status |
|---|---|
| Men 400 M Hurdles Open (Semis) | |
| Saturday 1:22 PM | Total Races: 2 |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| MR | Meet | Rai Benjamin - Nike | 46.83 | 6/26/2021 |
| FR | Hayward | Rai Benjamin - USA | 46.83 | 6/26/2021 |
| AR | American | Rai Benjamin - Nike | 46.17 | 8/3/2021 |
| WR | World | Karsten Warholm - NOR | 45.94 | 8/3/2021 |
| WQ | World Qualifier | 48.90 |
| Sem | Ln | Athlete | SB | PB | 1 | 2 | Cass ELLIOTT Washington | 50.49 | 50.07 | 1 | 3 | Christopher ROBINSON South Plains | 49.18 | 49.18 | 1 | 4 | Aldrich BAILEY Unattached | 49.25 | 48.55 | 1 | 5 | Rai BENJAMIN Nike | 47.49 | 46.17 | 1 | 6 | Trevor BASSITT Unattached | 48.82 | 48.80 | 1 | 7 | David KENDZIERA Unattached | 49.20 | 48.38 | 1 | 8 | Quincy DOWNING Tracksmith | 49.22 | 48.13 | 1 | 9 | Quivell JORDAN-BACOT Houston |
|---|
| Sem | Ln | Athlete | SB | PB | 2 | 2 | Drake SCHNEIDER Montana St | 49.04 | 49.04 | 2 | 3 | James SMITH Texas A&M | 49.38 | 49.38 | 2 | 4 | Quincy HALL adidas | 48.10 | 48.10 | 2 | 5 | CJ ALLEN Unattached | 48.76 | 48.73 | 2 | 6 | Amere LATTIN adidas | 49.50 | 48.66 | 2 | 7 | Khallifah ROSSER Nike | 48.10 | 48.10 | 2 | 8 | Isaiah LEVINGSTON Oklahoma | 48.82 | 48.49 | 2 | 9 | William SPENCER South Carolina | 49.56 | 49.56 |
|---|