4 x 100 m |
1 |
United States |
42.91 |
|
|
Devers, Finn, Torrence, Echols |
|
2 |
Cuba |
44.16 |
|
|
Armenteros, Riquelme, Allen, López |
|
3 |
Brazil |
45.37 |
|
|
dos Santos, Amaral, Ribeiro, de Oliveira |
|
4 |
Colombia |
45.94 |
|
5 |
Mexico |
46.29 |
|
6 |
Virgin Islands |
48.08 |
|
|
4 x 400 m |
1 |
United States |
3.23.35 |
|
|
Dixon, Stevens, Brisco, Howard |
|
2 |
Canada |
3.29.18 |
|
|
Richardson, Payne, Crooks, Killingbeck |
|
3 |
Jamaica |
3.29.50 |
|
|
Richards, Oliver, Spence, Rattray |
|
4 |
Cuba |
3.29.70 |
|
5 |
Ecuador |
3.49.74 |
|
6 |
Uruguay |
3.53.76 |
|
|