1500m men last lap 8:55 4x400 m relevo mujeres campeonato del mundo de atletismo 2015 Pekin.
Jamaica Defeats USA to win womens 4x400m Final IAAF World Championship Beijing 2015.
4x400m women relay IAAF World Athletics Championships 2015 Beijing 2015 World Championships In Athletics,Relay Race,IAAF World Championships In .
1 UNITED STATES 2:57.82 W 2 TRINIDAD AND TOBAGO 2:58.20 NR 3 GREAT BRITAIN & N.I. 2:58.51 SB 4 JAMAICA JAM JAM 2:58.51 SB 5 BELGIUM BEL .
