Arturo Beltran Leyva has a long history of involvement in the Mexican drug trade, and worked with Joaquin "El Chapo" Guzman and his Sinaloa Cartel before splitting in 2008.

Mexican drug cartel leader Alfredo Beltran Leyva gets life in a U.S. prison, ordered to forfeit a half-billion dollars.

The once-powerful Beltran Leyva cartel split following the death of Arturo Beltran Leyva - known as the "Boss of Bosses" - starting a brutal war for control of the gang involving mass execution ...

In December 2009, Mexican marines killed brother Arturo Beltran Leyva and later arrested Carlos Beltran Leyva. In 2010, the remnants of the Beltran Leyva cartel were reputedly taken over by ...

Edgar "La Barbie" Valdez-Villareal, onetime leader of Beltran Leyva cartel's enforcement group Los Negros, has gone missing from a Florida prison despite a 49-year sentence.

Among those charged in Chicago was Beltran-Leyva, who was killed in a firefight with Mexican authorities in 2009 before he could be brought here to face sweeping narcotics trafficking charges.

He took over the leadership of the Beltrán Leyva cartel after his brother Arturo was killed in a shootout with Mexican police in 2009. Two other brothers, Alfredo and Carlos, are in jail.

One of four brothers who founded the once-powerful Beltrán Leyva Organization died yesterday after suffering a heart attack in his México state prison cell.

Héctor Beltrán “El H” Leyva, one of four brothers to helm the Beltran Leyva cartel, died Sunday of an apparent heart attack at a Mexican maximum-security federal prison.

Arturo Beltran Leyva's tomb is much more high-end. He founded his own cartel after breaking away from Sinaloa. Leyva died in 2009, and was one of the richest narcos of all time.

Beltran Leyva was arrested by Mexican special forces in early 2008 in what his brothers Hector and Arturo reportedly believed to be a sell-out by the rival Sinaloa gang.

Beltran-Leyva occasionally smiled and shook his head in apparent denial after listening Wednesday to prosecutors describe the broad scope of his conduct and the comparisons to the notorious El Chapo.