Cartel shootout in Mexico leaves 16 people dead - Sinaloa shootout: Mexico troops kill 19 suspected cartel members - Corpses found wearing sombreros as Mexico cartel violence rages - Trial of reputed Mexican cartel leader's son offers cautionary tale for 'narco juniors' - Ex-cartel leader dubbed "Friend Killer" released from U.S. prison - Cartel boss 'El Mayo': I was detained before meeting with politician - El Chapo's wife stars in music video about her life while cartel is in turmoil - El Chapo's son pleads not guilty in Chicago court after arrest in Texas with cartel leader 'El Mayo' - Attorney for cartel leader 'El Mayo' Zambada says his client was kidnapped and brought to the U.S. - Attorney for cartel leader 'El Mayo' Zambada says his client was kidnapped and brought to the US