Police target key members of Mara Salvatrucha, one of Guatamala City's most notorious gangs, who are involved in contract killing, extortion and prostitution.
Police crack down on the gangs that use businesses as a front for selling drugs, executing raids on small-time dealers in the hope of crippling the larger players.
The war on drugs in Guatemala takes a surprising turn, as military and local police head to the jungle to destroy clandestine airstrips used for smuggling.
When night falls on South Texas, the Rio Grande comes to life with drug smugglers. Border Patrol counters this by dispatching highly-trained Special Operations units.
