Mexico's new manager will inherit defensive deficiencies displayed vs Argentina

El Tri showed once again that it has glaring weaknesses at the back that must be improved if the next cycle will be a successful one

It has been easy enough for Mexico fans to shrug off anything that has happened since the World Cup. A 2-0 loss to Argentina on Friday is the fourth defeat of five matches overseen by interim manager Ricardo "Tuca" Ferretti.

But Ferretti is the interim manager. He's trying to bring in young players, giving chances to members of a new generation who may still be too green for the demands of international football but could excel. The loss in Cordoba, however, was another piece of evidence that not all will be well simply when Mexico starts playing matches that…