The Cardinals lose 38-10 in Mexico City. Was there ever a doubt? Colt McCoy and the Cardinals offense turned into a pumpkin, a week after putting up similar numbers. McCoy v Rams – 26/37 238 yards 1 TD McCoy v 49ers – 24/34 218 yards 1 INT The difference is level of opponent played. The Arizona Cardinals were able to sustain a performance like that last week and it gets lauded as making the offense look better. The reality is the Cardinals were able to beat a worse team in the Los Angeles Rams but could not have the same…