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.

5:00 AM on DTOUR

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Border Security: America's Front Line

An Asian woman arrives with an American man who is not her husband; CBP discover a large collection of vapes and vape oils in a traveler's luggage; an officer discovers undeclared items belonging to an American couple returning from Europe.

5:00 AM on Showcase Canada

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Border Security: America's Front Line THC-Toting Traveler

A CBP canine tracks a THC-toting traveler.

5:30 AM on DTOUR

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Border Security: America's Front Line Blowing Smoke

A traveler isn't blowing smoke when it comes to declaring her cigarettes.

6:00 AM on DTOUR

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Border Security: America's Front Line Making Waves

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

6:30 AM on DTOUR

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Border Security: America's Front Line Concealed Contraband

A CBP canine is on the hunt for concealed contraband.