'Narco Tank' and Armored Vehicles Added to Cartel Arsenal

Known as "monsters," Mexican cartels now use armored vehicles to protect their drug shipments from rival gangs.  (EFE)

June 5: In this image released by Mexico's Defense Department, a makeshift armored truck is displayed after it was seized on June 4 in the city of Camargo, Mexico. (AP Photo/SEDENA) (AP2011)

June 5: Mexican marines found 80 automatic rifles, 20 handguns, three grenade launchers, more than 50,000 bullets, a ton of fireworks and six pounds (three kilograms) of explosives in gel form, the statement said. It said the weapons were buried in an empty lot near the city of Monclova.  

June 5: About 25 other trucks — some already partly modified — were also found at the workshop, the military's statement said