Ismael ‘El Mayo’ Zambada: Mexican drug lord arrested in US BBC.comUS operation to capture Sinaloa cartel leaders had the help of one of the captured men: a son of ‘El Chapo,’ official says CNNMexico not told of cartel arrests until kingpins were in U.S. custody The Washington PostUS arrests Mexican drug lord ‘El Mayo’ and son of ‘El Chapo’ in Texas Reuters Canada