Border Security: America's Front Line

Suspected of smuggling narcotics, a jittery traveler's next stop is a medical facility; a pair arrives bearing a trophy; CBP question a DJ's find.

Officers find a stash of luxury knockoffs; a drag race fan slows his roll; CBP catches a wanted duo.

CBP converges on flights arriving from drug-source countries; a coffee expo volunteer finds trouble; pills are found in film containers.

At the JFK Airport, a passenger is not honest about the reasons for his trip; an agent finds undeclared jewels in a suitcase.

A face-off develops over luxury counterfeits; agents detect potentially lethal powder; a CBP beagle finds the mother lode of meat.

At JFK, there is an operation to confiscate synthetic drugs; the officers examine an overweight suitcase.

A car's radiation levels alert CBP; an officer digs up a stash of deadly bath salts; multiple phones materialize.

A tourist's uncertain vacation plans make him suspicious; two backpackers return with more than just memories; in Port Huron, a traveler carries a concealed weapon.

At the Detroit border, a case of mistaken identity causes alarm.

At the JFK cargo facility, a shipment of counterfeit instruments sounds a false note for CBP.

A one-way ticket raises red flags; a traveler is caught with undeclared meat; officers find a loaded gun and live crab.

Human bones are found inside luggage; a pair fails to declare thousands of dollars in jewelry; a mysterious powder is masked by beauty products.

In the American border, agents questions an African traveler with a one-way ticket; in Detroit, a passenger receives a special surprise; officers wait for a drug-smuggler to expulse a pack of cocaine.

A fake ID is comes to light at the border; a young traveler's stories don't jibe; CBP hounds sniff out forbidden food.

In Detroit, a man admits he is not traveling for pleasure; an expert analyzes undeclared foods; a traveler's criminal records could cause trouble for him.

In Canada, agents find a collection of vaporizers and oils inside a suitcase; an Asian woman arrives in Detroit with a man who isn't her husband; a couple returns to Europe with undeclared items.

Customs officers find riding equipment inside an English jockey's suitcase.

A traveler is caught with injections; officers smoke out marijuana residue; a mom may end up in jail due to a wrong turn.

A South American surfer's vague travel plans make waves with CBP.

An American citizen who is carrying weapons and drug accessories goes through a control.

Officers find white powder in tea sacks; pills marked ICE are frozen; some furry foreigners arrive to spread good will.

CPB stick out their necks to ask about a bottle of ostrich oil.

In Buffalo, officers search the vehicle of an American permanent resident; CBP are perplexed by a batch of ceramic pastries.

A passenger seems to be trafficking cocaine; a Canadian family is traveling with a problematic dog; an officer questions a man traveling with very little cash.

Planning a surprise visit to a married man could cause one traveler to be left at the airport; shocked by an undeclared stun gun, CBP race against time to find the owner before the plane boards.

A traveler is caught with cocaine-filled pen caps; a long stay alerts CBP; a probation-breaking welder feels the heat.

A CBP canine tracks a THC-toting traveler.