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US Treasury designates Gastelum Serrano network 'kingpins'
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US ‘Kingpin’ Designation Exposes Sinaloa Cartel Head in Central America

The United States Treasury Department added arguably the largest drug trafficker in Central America to its kingpin list in December, as the ripple effect of a...
Mayito Gordo's most recent Twitter picture
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Mexico Captures Sinaloa Cartel Leader’s ‘Chubby’ Son

Mexico's security forces have captured the son of Sinaloa Cartel leader Ismael "El Mayo" Zambada in an operation reportedly directed at the capo himself, indicating...
Joaquin "El Chapo" Guzman
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US Indictment Shows Escalating Political Battle for Mexico’s ‘El Chapo’

The latest superseding indictment of Joaquin "Chapo" Guzman from the Eastern District of New York illustrates just how desperate prosecutors in the US are to get...
An image taken from Arechiga's Instagram account
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‘El Mayo’ Rises to Lead a Sinaloa Cartel whose Future Is Uncertain

The upcoming trial in California of a high-ranking operative from Mexico's Sinaloa Cartel raises questions about the state of the vaunted drug trafficking...
'El Chapo' Guzman following his arrest
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Was Mexico’s ‘El Chapo’ Betrayed by His Sinaloa Cartel Partner?

A prominent Italian author and mafia expert has claimed Sinaloa Cartel leader Ismael “El Mayo” Zambada was behind the capture of the Mexico cartel’s top leader,...
Young 'Chapo' vs old 'Chapo' photo analysis by Mexico govt
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Sinaloa Cartel Succession in Mexico: More Political Intrigue than Violence

Succession in the Sinaloa Cartel does not necessarily mean more violence. Indeed, the arrest of Joaquin "El Chapo" Guzman could present more problems for his...
Joaquin 'Chapo' Guzman following his capture
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‘Chapo’ Guzman Capture Provides Glimpse of Mexico’s Past, Future

The dramatic capture of Joaquin “Chapo” Guzman is the end of an era for Mexico’s underworld. The new normal may be an increasingly chaotic criminal terrain, and,...
Police lead away alleged Sinaloa hitman alias '19'
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Arrests of ‘El Mayo’ Associates Fuels ‘El Chapo’ Betrayal Suspicions

A wave of arrests of key associates of Ismael "El Mayo" Zambada in Mexico suggests the net may finally be closing on the elusive kingpin and increases suspicions he...
Serafin Zambada, taken from his Facebook page
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Could Chapo Guzman be Making a Move Against His Sinaloa Cartel Partner?

The death, imprisonment and targeting of several members of Ismael "El Mayo" Zambada's faction of the Sinaloa Cartel points to a disturbing possibility for Mexico's...
Vicente Zambada Niebla after his capture in Mexico
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Court Docs Raise Questions about Mexico Sinaloa Cartel Narrative

Just as every major crime group has its myth and legend, every criminal case to take them down is built around a story. Few can claim such a well-crafted narrative...
The Arzate brothers, among Tijuana's most wanted
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Sinaloa Cartel Members Rank as Tijuana’s Most Wanted

In one indication of how much the conflict in Tijuana has evolved since 2009, the Drug Enforcement Administration (DEA) issued a new poster identifying the six...
A Tijuana murder scene
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Baja California: A Test for Mexico’s Pax-Mafioso?

In one indication that the Sinaloa Cartel may be wary of attracting federal government attention back to Tijuana, one of the cartel's top leaders reportedly told...