"Enojon" and "Char" for Borderland Beat

Agents spying on Sinaloa Cartel associates traced two of their high-powered, semi-automatic assault rifles to a surprising source — a superv...

Mexican Drug Cartels Armed to the Hilt. Today I did a telephone interview with a national US media outlet about the weapons in Mexico. Peo...

The Mexican Army confiscated a large firearms cache in Navojoa, Sonora. The following arsenal and other items were seized: 75 rifles 70,...

After a gun battle with cartel gunmen, an arsenal of weapons and tactical gear were found by army troops in the rural community of La Chiver...

CNN's Ed Lavandera drives the streets of Houston with an ATF agent tracking illegal guns from the U.S. to Mexico.