TRANSLATED FROM:
http://radiopatrulla.com/administrator/ ... &Itemid=27

The two executed agents are Gerardo Méndez Reyes, and Gerardo Durán Treviño, both are agents from the Federal Agency of Investigation (Mexican FBI) and men who commander Carlos Alberto Cedano Filipini had up most trust with, in fact it was his Chevrolet Tahoe SUV, license plates 928VMF from Mexico City in which they were executed. The attack took place at 11:40 a.m. outside a chinesse restaurant.

Apparently the attack was aimed at commander Filipini.