San Fernando farmhouse, scene of migrant massacre
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US Cables Raise Questions about Mexico Migrant Massacres

US government documents obtained by a Washington DC-based non-governmental organization shed some light on one of the darkest periods in recent Mexican history: the...
Mexican Marines fought an armed group on a major highway
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Mexico-US Border Shootouts: Surge of Zetas-Gulf Battle?

At least 13 people have been killed in three separate gun battles in the Mexican border city of Matamoros, in what could be the first sign of a predicted upsurge in...
Moralillo Bridge, Tamaulipas state
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Gulf Cartel and Zetas Run ‘Narco-Toll Bridge’ in East Mexico

The Zetas and Gulf Cartel are imposing a toll on travel between two states in eastern Mexico, in a case highlighting the extent of the incursion of organized crime...
Nuveo Leon merchant murdered in September
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Mexico’s Nuevo Leon Calls for Security Surge Amidst Renewed Violence

Authorities in northern Mexico will request greater military assistance from the central government in the face of a recent surge in violence, as concern mounts...
The 'Matazetas,' a product of criminal fragmentation
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The Current State of Mexico’s Many Drug Cartels

It is tempting to separate Mexico's drug cartels into six hierarchical groups, each competing for trafficking turf. The reality, however, is that the Sinaloa...
X20's capture leaves a power vacuum in fragmented cartel
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US Sees 3 Possible New Leaders of Gulf Cartel: El Universal

Three men will fight to control Mexico's Gulf Cartel following the capture of leader "X20" last week, according to US sources, although whether any of them are...
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X20 Capture Leaves Another Power Vacuum in Mexico

The army's capture of the head of the Gulf Cartel, Mario Ramirez Treviño, alias "X20," shows targeted efforts by the government are working in northeast Mexico but...
Captured Perrones trafficker Reynerio Flores
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UN Confirms Links Between El Salvador’s Perrones and Pacific Cartel

A UNODC report states that the Pacific Cartel, a federation formed by Mexico's Sinaloa Cartel and Gulf Cartel, has formed alliances with El Salvador's Perrones...
The Gulf Cartel was once among Mexico's top cartels
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Gulf Cartel

The Gulf Cartel is one of the oldest and most powerful of Mexico’s criminal groups but has lost territory and influence in recent years to its rivals,...