The Torreón massacre ( , ) was a racially motivated massacre that took place Process_start on 13–15 May 1911 in the Mexican city of Torreón , Coahuila .

As the river overflowed Motion its banks , floods breached Damaging the dikes at Piedras Negras , Coahuila , destroying Destroying large sections of the town .

The Pasta de Conchos mine disaster Catastrophe occurred Coming_to_be at approximately 2:30 a.m. CST on February 19 , 2006 , after a methane explosion Destroying within a coal mine near Nueva Rosita , San Juan de Sabinas municipality , in the Mexican state of Coahuila .

The Governor of Coahuila , Humberto Moreira Valdés , told Telling the Televisa television network that the mine 's ventilation service Supply , which uses Using fans to import oxygen and export dangerous gases , was still in operation .