US operation to capture Sinaloa cartel leaders had the help of one of the captured men: a son of ‘El Chapo,’ official says CNNHow the U.S. Captured One of Mexico’s Biggest Drug Lords The New York TimesUS arrests Mexican drug lord ‘El Mayo’ and son of ‘El Chapo’ in Texas Reuters CanadaCartel leader was duped by El Chapo’s son to orchestrate arrest in U.S., sources say Yahoo! Voices