Faster times in semis 12.54 Harper - Nelson , 12.55 Jones and 12.74 Rollins .
Third Lolo Jones 12.65 ahead of Jasmin Stowers 12.78 and World champion Brianna Rollins 12.81 .
Faster times in semis 12.54 Harper - Nelson , 12.55 Lolo Jones and 12.74 champion .
Third Lolo Jones 12.65 ahead of Jasmin Stowers 12.78 and World champion Brianna Rollins 12.81 .