Female 400 meters fences: Beijing Olympic Games champion Jamaica contestant Wouk 06 wins the gold medal by 54 seconds, her result slides large scale, definitely intended to preserve the strength.

• 女子400米栏：北京奥运冠军牙买加选手沃克以54秒06获得金牌，她的成绩大幅度下滑，肯定有意保存了实力。