Claudia Sheinbaum said the U.S. Justice Department itself has recognized that "74% of the weapons" used by criminal groups in Mexico come from north of the border.

According to the Chihuahua Attorney General, 51-year-old Humberto R. R., aka "El Chato," "El Don" and "El Viejon," was ...

Secretary of State Marco Rubio is using waivers to keep millions in funding going to Mexico for vital programs that target the flow of fentanyl into the U.S. and target cartels.

"We need to go on the offense. We don't need to be cowering in our holes," Congressman Keith Self told Newsweek.

A top Sinaloa Cartel leader in the Mexican state of Chihuahua has been arrested, the local attorney general's office said.