Troops from People's Republic of China armed forces participate in Mexico's traditional Independence Day military parade as part of the bicentennial of the independence celebrations in Mexico City's main Zocalo plaza Thursday Sept. 16, 2010. (AP Photo/Miguel Tovar)

Miguel Tovar - STRINGER,MT DJ**MEX** - Caption Writer
Troops from People's Republic of China armed forces participate in Mexico's traditional Independence Day military parade as part of the bicentennial of the independence celebrations in Mexico City's main Zocalo plaza Thursday Sept. 16, 2010. (AP Photo/Miguel Tovar)
Troops from People's Republic of China armed forces participate in Mexico's traditional Independence Day military parade as part of the bicentennial of the independence celebrations in Mexico City's main Zocalo plaza Thursday Sept. 16, 2010.

Troops from People's Republic of China armed forces participate in Mexico's traditional Independence Day military parade as part of the bicentennial of the independence celebrations in Mexico City's main Zocalo plaza Thursday Sept. 16, 2010. (AP Photo/Miguel Tovar)