Monclova, Coahuila.- Since last February 5, narcobanners and narco executions have appeared with messages of the organization of the “Gulf Cartel”, who have announced that they arrived to Coahuila to finish off the Zetas. Coahuila is a stronghold of the Zetas and their home base. There were multiple narco banners left with the bodies.
"Attention to the city of Monclova, we announce that we are already here, we are not here to kill or kidnap innocent people, or take your Money away, we are here to extinguish the “Zetas Cartel”, I come for you, Abuelo Dumbo and Z40, fucking car washer. Don’t blame the Government. I left you a sample of what awaits for you… Atte: Gulf Cartel."
Full Article (NSFW).

"Attention to the city of Monclova, we announce that we are already here, we are not here to kill or kidnap innocent people, or take your Money away, we are here to extinguish the “Zetas Cartel”, I come for you, Abuelo Dumbo and Z40, fucking car washer. Don’t blame the Government. I left you a sample of what awaits for you… Atte: Gulf Cartel."
Full Article (NSFW).