![Mario Ramirez-Trevino, Mexico's Gulf Cartel leader, in custody, law enforcement sources say - CBS News Mario Ramirez-Trevino, Mexico's Gulf Cartel leader, in custody, law enforcement sources say - CBS News](https://assets1.cbsnewsstatic.com/hub/i/2013/08/17/77765ab0-1c4c-11e3-9918-005056850598/130817-Mario_Ramirez-Trevino-EN_0817_CARTEL.jpg)
Mario Ramirez-Trevino, Mexico's Gulf Cartel leader, in custody, law enforcement sources say - CBS News
![Saúl VILLA-TREVIÑO | M.D. PhD, Investigador Cinvestav 3F, Investigador Emérito | PhD, M.D., | Center for Research and Advanced Studies of the National Polytechnic Institute, Mexico City | Cinvestav | Departamento de Saúl VILLA-TREVIÑO | M.D. PhD, Investigador Cinvestav 3F, Investigador Emérito | PhD, M.D., | Center for Research and Advanced Studies of the National Polytechnic Institute, Mexico City | Cinvestav | Departamento de](https://i1.rgstatic.net/ii/profile.image/1110792489443328-1641844975625_Q512/Saul-Villa-Trevino.jpg)
Saúl VILLA-TREVIÑO | M.D. PhD, Investigador Cinvestav 3F, Investigador Emérito | PhD, M.D., | Center for Research and Advanced Studies of the National Polytechnic Institute, Mexico City | Cinvestav | Departamento de
![A spokesman for the Interior Ministry, Eduardo Sanchez, speaks as a screen showing photos of Mario Ramirez Trevino, known as X-20, is seen during a news conference at the interior ministry in A spokesman for the Interior Ministry, Eduardo Sanchez, speaks as a screen showing photos of Mario Ramirez Trevino, known as X-20, is seen during a news conference at the interior ministry in](https://c8.alamy.com/compfr/2cm0e37/a-spokesman-for-the-interior-ministry-eduardo-sanchez-speaks-as-a-screen-showing-photos-of-mario-ramirez-trevino-known-as-x-20-is-seen-during-a-news-conference-at-the-interior-ministry-in-mexico-city-august-18-2013-mexican-security-forces-caught-trevino-the-leader-of-the-cocaine-trafficking-gulf-cartel-the-second-major-gang-boss-capture-in-just-over-a-month-as-president-enrique-pena-nieto-fights-cartel-violence-trevino-known-as-the-bald-one-was-captured-in-mexicos-northern-tamaulipas-state-on-the-morning-of-august-17-according-to-a-government-statement-reuters-henry-romero-mexi-2cm0e37.jpg)