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Jorge Eduardo Costilla Sánchez, alias ‘El Coss’

Jorge Eduardo Costilla Sanchez, alias "El Coss," headed the Gulf Cartel, which has its headquarters in Tamaulipas, along the eastern part of the US-Mexico border....
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Antonio Cardenas Guillen, alias ‘Tony Tormenta’

Antonio Cardenas Guillen, alias "Tony Tormenta," headed up the financial and logistics side of the Gulf Cartel, which his brother, Osiel Cardenas Guillen, once...