Ｔｒａｇｅｄｙ Ｐｒｏｍｐｔｓ Ａｃｔｉｏｎ

ＪＩＮＧＸＩＡＯＬＥＩ

"Some colleagues who moved slowly were buried," mur-mured Zhu Juzhong, a 56-year-old worker who was still in horror after surviving a subway tunnel col-lapse in the east Chinese city of Hangzhou on November 15.