Congratulations Melanie…Good job Kaliese!
| Position | Lane | Bib | Athlete | Country | Mark | React | |
|---|---|---|---|---|---|---|---|
| 1 | 3 | 934 | Lashinda Demus |  USA |
52.47 | (WL) | 0.149 |
| 2 | 8 | 528 | Melaine Walker |  JAM |
52.73 | (SB) | 0.219 |
| 3 | 5 | 745 | Natalya Antyukh |  RUS |
53.85 | 0.151 | |
| 4 | 2 | 525 | Kaliese Spencer | JAM |
54.01 | 0.195 | |
| 5 | 1 | 893 | Anastasiya Rabchenyuk |  UKR |
54.18 | (SB) | 0.174 |
| 6 | 6 | 191 | Vania Stambolova |  BUL |
54.23 | 0.260 | |
| 7 | 4 | 294 | Zuzana Hejnová |  CZE |
54.23 | 0.158 | |
| 8 | 7 | 750 | Elena Churakova | RUS |
55.17 | 0.173 |
