World Championships
Women
4x400 Final
August 30, 2015
1. Jamaica 3:19.13 World Leader
Christine Day 50.3
Shericka Jackson 49.5
Stephenie Ann McPherson 50.19
Novlene Williams-Mills 49.14
2. United States 3:19.44
Sanya Richards-Ross 51.4
Natasha Hastings 50.4
Allyson Felix 47.72
Francena McCorory 49.93
3. Great Britain 3:23.62
Christine Ohuruogu 51.2
Anyika Onuora 51.0
Eilidh Child 50.61
Seren Bundy-Davies 50.84
7. France 3:26.45
Floria Guei 49.95
Women
4x400 Final
August 30, 2015
1. Jamaica 3:19.13 World Leader
Christine Day 50.3
Shericka Jackson 49.5
Stephenie Ann McPherson 50.19
Novlene Williams-Mills 49.14
2. United States 3:19.44
Sanya Richards-Ross 51.4
Natasha Hastings 50.4
Allyson Felix 47.72
Francena McCorory 49.93
3. Great Britain 3:23.62
Christine Ohuruogu 51.2
Anyika Onuora 51.0
Eilidh Child 50.61
Seren Bundy-Davies 50.84
7. France 3:26.45
Floria Guei 49.95