| Event | Status |
|---|---|
| Women 400 M (Prelims) | |
| Saturday 2:44 PM | Total Races: 2 |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| WR | World | Jarmila Kratochvilova - TCH | 49.59 | 3/7/1982 |
| AR | American | Kendall Ellis - USC | 50.34 | 3/10/2018 |
| MR | Meet | Sanya Richards-Ross - Nike | 50.71 | 2/26/2012 |
| WQ | WIC Q | 52.90 | 0 |
| Pl | Athlete | Time | Heat (pl) | React | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lynna IRBY adidas None | 52.49 | q | 2 (1) | 0.222 | |||||
| 2 | Jessica BEARD Tracksmith WQ | 52.79 | q | 1 (1) | 0.283 | SB | ||||
| 3 | Quanera HAYES NIKE WQ | 52.87 | q | 2 (2) | 0.299 | |||||
| 4 | Naasha ROBINSON Unattached WQ | 53.32 | q | 2 (3) | 0.220 | |||||
| 5 | Brittany AVENI Unattached | 53.40 | q | 1 (2) | 0.576 | |||||
| 6 | Natashia JACKSON Unattached | 54.21 | q | 2 (4) | 0.165 | |||||
| 7 | T'Sheila MUNGO Unattached | 55.72 | q | 1 (3) | 0.242 | |||||
| 8 | Alexia DEHAVEN Unattached | 1:00.95 | q | 1 (4) | 0.265 |