On Sunday, Mr.Liu will face off against a field that includes Terrence Trammell of the U.S., a silver medalist at the Olympic Games in 2000 and 2004.Like Mr.

• 尽管中国媒体在过去一年里一直跟踪刘翔的行踪，但他还是在远离公众视线的情况下休养他积劳成疾的右脚。