By THE PULSE NEWS MEXICO STAFF After it was revealed by the daily newspaper Reforma that Carmelina Esquer Camacho, director of Pemex Procurement International (PPI), a Texas-based subsidiary of Mexico’s state-owned oil company, Petróleos Mexicanos (Pemex), had acquired a residence in Houston valued at more than $400,000 (equivalent to about 8 million pesos) in late 2020, repeated requests to make