Mexican drug lord Ismael ‘El Mayo’ Zambada to plead guilty to federal charges

Former Mexican cartel kingpin Ismael “El Mayo” Zambada is expected to plead guilty Monday to federal charges related to his role in the violent drug trade that for years flooded the US with cocaine, heroin and other illicit substances.

​ Former Mexican cartel kingpin Ismael “El Mayo” Zambada is expected to plead guilty Monday to federal charges related to his role in the violent drug trade that for years flooded the US with cocaine, heroin and other illicit substances. Read More Breaking News, Latest News and Videos | CNN