A shipment of cardboard packaging hides a deadly secret. Heroin disguised as a computer laptop baffles the world's most advanced narcotic detection device. The diligence of agriculture specialists pays off and saves America's forestry from a potentially devastating insect infestation.
Officers are on high alert for a cartel ambush as they transfer a Sicario over one of the 28 border bridges and into the custody of the Mexico military. A random inspection of a pick up truck reveals 32 kilogrammes of narcotics while a man, his aluminium shed. A broken key brings chaos then smiles to the Gateway to the Americas Bridge in Laredo.
Officers are suspicious when an elderly couple arrive from Mexico with five suitcases but no clothes.
Officers in Brownsville process an American citizen who crossed over the bridge 20 years ago and discover the reason he didn t want to come back. In Laredo, a car being driven by a man who claims he was coming into the country to shop at the supermarket, in fact, smuggling 15kg of cocaine while a truck driver s modified cab attracts the attention of Customs and Border Protection at the World Trade Bridge.
Officers become suspicious when they pull over a businessman from Mexico who is making a rare journey to the United States in a brand new car.
Vigilant Customs and Border Protection officers uncover 5,000 rounds of ammunition being smuggled across Hidalgo Bridge into Mexico while 200 miles away in Laredo, an elite team prepares for the extradition of a hitman wanted for murder in his home country.
A teenager from the Dominican Republic who has traveled 2,000 miles to the United States border in the back of a truck pleads his case for asylum.
In Hidalgo, a young woman from Cuba crosses the bridge in the hope of being granted political asylum in America while officers in Laredo get a surprise when they stop three biology students.
Officers think they have spotted a trend when they seize drugs from behind the dashboards of two cars. One load has an ominous symbol that suggests it is the deadly new drug, Fentanyl, that is being concealed.
A new recruit fresh out of training school makes her mark when she uncovers 12 kilos of cocaine hidden in a car that she has stopped on one of the bridges.
Officers put their lives on the line as they prepare to transfer two members of a cartel into the custody of the Mexican military.
A family forced from their home in Honduras pleads for asylum. Officers discover 3,000 pounds of marijuana. A human smuggling operation is revealed.
A 12-year-old boy turns up at one of the bridges on his own. He claims his mother has been kidnapped by the cartels.
Officers are forced to close the bridge when it’s stormed by dozens of asylum seekers. Meanwhile at the Columbia Solidarity, officers are suspicious about the contents of bags of sweets.
Officers are on the lookout for day-trippers trying to smuggle prescription pills back into America. A suspected courier for a cartel is questioned on she tried to smuggle $50,000 in cash out of the country.
A man taken by a Mexican drug cartel sprints across the bridge into America; at Progreso International Bridge, a lady is caught hiding anti-anxiety pills.
A man kidnapped by a drug cartel flees across the bridge into America and a rock band's tour bus is found to be a front for an elaborate drug smuggling operation.
Officers are faced with a harrowing situation in the middle of the bridge, and millions of dollars worth of drugs are found in a pick-up truck.
Boxes of drugs are discovered inside a vehicle at the World Trade Bridge.
Officers intercept an arsenal of weapons being smuggled into Mexico, a deadly consignment of Fentanyl is discovered in a freezer and agroup of Guatemalan immigrants is stranded at the bridges.
A woman is suspected of smuggling someone else's baby over the border. Drugs are found hidden in a consignment of carrots. A pill smuggler is caught following an earlier tip-off.
Two 16-year-olds are suspected of smuggling drugs for a cartel. A man tries to enter the US with false documents. Marijuana worth $7million is found inside rolls of carpet.
In Progreso, a 20-year-old woman is caught smuggling pills. In Laredo, 500kg of marijuana is found hidden inside a consignment of household goods.
Meth is found inside a truck driver's speakers, a Mexican boy claiming US citizenship is questioned, and AC units containing drugs are intercepted.
A large shipment of fake fentanyl pills is intercepted. An automatic rifle with its ammunition is found inside a loudspeaker. A woman who was dealing drugs for her boyfriend is captured. Police officers try to save a man who is overdosing.
A truck is stopped and inside it they find a shipment of wet wipes, but upon closer inspection they find cocaine hidden. A US citizen is caught with thousands of Tramadol tablets hidden in his hand luggage among bags of dried fruit.
A huge shipment of cocaine is found hidden in the floor of a truck. A young man tries to enter the United States to enroll in school. A woman is caught smuggling fentanyl pills, and a drunken couple refuse to pay their fine for illegal avocados.
A woman is caught trying to enter the US with a baby that isn't hers. A man wanted for a serious crime is intercepted. A driver suffers a heart attack while crossing a bridge, and a shipment of coconut oil is discovered to contain methamphetamine.
Money and weapons belonging to a cartel are found in a car. An illegal shipment of exotic reptiles is discovered inside a truck carrying used clothing. A man is caught smuggling medicine for his sick family. And a murderer is extradited to Mexico.
Thousands of dollars of cartel cash are found hidden in an engine, an intoxicated 17-year-old youth requires urgent medical attention and cocaine is found in bags of rubbish
Cocaine is found hidden inside the wall of a refrigerated truck, and a Honduran immigrant fleeing gang violence applies for asylum in the US.