And with the possibility that Usain Bolt, the Jamaican phenom and current 100 world record holder, also may run the 100 in Beijing, Gay faces a tough road to win a single individual gold.

• 而牙买加的世界纪录保持者波尔特也有可能在北京参加100米的比赛，盖伊若想获得一面个人金牌，前途艰险。