E1 - Bullets Over the Border

Aired: July 09, 2012

Agents put themselves in harm’s way searching for armed smugglers fleeing a shoot-out with the Mexican military. Once at the riverbanks, they find a suspected smuggler who has been shot five times. Their mission quickly changes as they rush to save the man’s life.

E2 - Meth Mobile

Aired: July 16, 2012

Drug smuggling has reached “Texas-sized” proportions in the Rio Grande Valley. A canine unit detects a suspicious vehicle coming in from Mexico, and agents discover a massive quantity of methamphetamine concealed within.

E3 - Contraband Corridor

Aired: July 23, 2012

Law enforcement battles to intercept the massive flow of illicit traffic moving through the Rio Grande Valley. Agents in McAllen, Texas, track a group of illegal immigrants in the dark and find themselves outnumbered in a large field.

E4 - Rio Grande Reefer

Aired: July 30, 2012

The Rio Grande River serves as a highway for illegal traffic and dangerous crossings. As the Department of Homeland Security’s surveillance intensifies, powerful drug cartels and human smugglers are trying more desperate tactics.

E5 - Hidden Tunnel

Aired: August 06, 2012

In the southern border towns of Douglas and Nogales, Ariz., agents uncover new and more cunning methods smugglers create to avoid detection, including a drug tunnel under the border.

E6 - Cartel Cash Stash

Aired: August 13, 2012

Along the southern Arizona border at the port of entry, agents detain two families within a 24-hour period, driving similar SUVs and carrying a combined total of nearly $1 million in cash and drugs.

E7 - Teenage Drug Mules

Aired: August 20, 2012

A Blackhawk helicopter leads ground agents on an epic chase after an illegal immigrant through treacherous mountains near Douglas, Ariz. A live surveillance camera alerts Border Patrol agents to a known fence coyote who tries to guide illegal immigrants into downtown Nogales.

E8 - Tunnel Smoke-out

Aired: August 27, 2012

Border Patrol agents cut off a getaway car as it tries to flee the scene of a drug drop in ranchland east of Nogales, Ariz. Agents arrest the driver and seize the drugs, then pursue the smugglers.

E9 - Midnight Drug Trap

Aired: September 03, 2012

Downtown, Border Patrol and ICE agents discover a major drug-running tunnel and suspected smugglers may still be inside. With cartels watching their every move, they must risk their lives to map and destroy it.

E10 - Cocaine Paradise

Aired: September 10, 2012

In Puerto Rico, agents keep a high-value drug seizure from South America secure as they transport it back to San Juan. They also use a DASH 8 plane and radar to find and seize a small drug-running boat in the dangerous Mona Passage.

E11 - Cocaine Dump Truck

Aired: September 17, 2012

Agents in Puerto Rico enter one of San Juan’s most notorious housing projects for an undercover “buy and bust” operation to intercept a dump truck full of cocaine, and race to find illegal immigrants who have landed on a secluded beach.

E12 - Cash in the Tank

Aired: September 24, 2012

When the Coast Guard rescues Cuban refugees from a remote island in the Mona Passage, Customs and Border Protection agents must race to intercept them and verify their identities.

E13 - Traffic

Aired: November 14, 2012

Illegal traffic between the Rio Grande and the Falfurrias Checkpoint in South Texas.

E14 - War Games

Aired: November 21, 2012

Tactical cat-and-mouse games used in the war on drugs.