Costa Rica began to tighten immigration controls Sunday on flights arriving from Mexico. Officials want to stop anyone linked to drug trafficking from entering the country after Mexican forces killed Nemesio “El Mencho” Oseguera Cervantes. El Mencho, age 59, led the Jalisco New Generation Cartel. He stood as one of the most wanted men by […] The post Costa Rica Tightens Mexico Flight Checks After El Mencho Death appeared first on The Tico Times | Costa Rica News | Travel | Real Estate .