Mexico City, Jan 19 (Prensa Latina) Mexican authorities arrested Juan Carlos Félix Gastélum, "El Chavo Félix", son-in-law of drug trafficker Ismael "El Mayo" Zambada, identified as one of the operators of the Sinaloa cartel, according to today's media reports. A joint statement from the security cabinet, and law enforcement agents in the northern state of Sinaloa, identified the area of operation of a cell that generates violence and is linked to drug trafficking.