In this LifeZette article, new details emerge about U.S. Navy SEALs training a Mexican special forces unit prior to a major operation that reportedly resulted in the death of CJNG cartel leader Nemesio Oseguera Cervantes, known as “El Mencho.”
- U.S. Navy SEALs trained members of an elite Mexican naval infantry unit before the high-profile raid targeting the Jalisco New Generation Cartel (CJNG).
- The operation reportedly led to the death of El Mencho, one of the most powerful and violent cartel leaders in Mexico.
- The Mexican unit involved has long received U.S. training and assistance as part of joint anti-narcotics and counter-cartel cooperation efforts.
- CJNG has been designated a major transnational criminal organization responsible for trafficking fentanyl and other deadly drugs into the United States.
- The article highlights growing concerns about cartel militarization, including access to advanced weapons and paramilitary tactics.
- Video coverage accompanying the report discusses the implications of U.S. involvement and the broader security partnership between the two nations.
- The development comes amid renewed calls for stronger action against Mexican cartels that have fueled America’s ongoing border and fentanyl crises.
- The operation underscores the increasingly aggressive posture being taken against cartel leadership figures tied to violence on both sides of the border.
Read the full story: https://www.lifezette.com/2026/02/u-s-navy-seals-trained-mexican-unit-before-operation-killing-cjng-leader-el-mencho-watch/



