2008年8月18日北京奥运会国家体育场，中国选手刘翔的教练孙海平（右）在离开新闻发布会时热泪盈眶。

Sun Haiping (R), coach of China's Liu Xiang, cries as he leaves a news conference at the National Stadium during the Beijing 2008 Olympic Games August 18, 2008.

周一，110米栏第一轮预赛前，刘翔蹒跚的离开了跑道，主场卫冕的梦想破灭。（路透）

Liu Xiang's dream of defending his Olympic title on home soil ended on Monday when he hobbled off the track before his first-round heat in the 110 metres hurdles.( REUTERS)