Nemesio Rubén Oseguera Cervantes — known as "El Mencho" — was the boss of one of the fastest-growing criminal networks in Mexico.

Smoke filled the sky above the swanky beach town of Puerto Vallarta, Mexico, as shops and cars were set ablaze by cartel members after the government killed a major drug kingpin Sunday, leaving tourists and residents cowering in fear.

The Mexican army says it has killed the powerful leader of the Jalisco New Generation Cartel in a military operation

Officials identified “El Tuli” as a top CJNG logistics and financial operator who acted as a right-hand man to "El Mencho."

Around 10,000 troops have been deployed to restore order after violence spread across 20 of Mexico’s 32 states.

A former Port Aransas resident now living in Puerto Vallarta shares what she witnessed after the reported death of 'El Mencho'

Twenty-five members of the Mexican National Guard were left dead in Jalisco in six separate attacks after the killing of Jalisco New Generation Cartel leader Nemesio Oseguera Cervantes, Mexico

The killing of Nemesio Rubén Oseguera Cervantes in an operation in Jalisco state is likely sending "psychological shockwaves" through Mexico's drug cartels, a former high-place U.S. official told CBC News on Monday.

The Liga MX Femenil match between Chivas and Club América on Sunday, Feb. 22 was rescheduled amid violence across the state of Jalisco.

Although Jalisco is hundreds of miles away, the UFC is actively monitoring the unrest there ahead of its event Saturday in Mexico City. In a travel-related memo sent Monday and obtained from multiple sources by MMA Junkie,