Border Security: America's Front Line

Border Security: America's Front Line Radiation Alert

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

3:00 AM on DTOUR

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Border Security: America's Front Line Exotic Edibles

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

3:30 AM on DTOUR

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Border Security: America's Front Line Lethal Package

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

4:00 AM on DTOUR

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Border Security: America's Front Line Cocaine Pellets

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.

4:30 AM on DTOUR

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Border Security: America's Front Line Suspicious Souvenirs

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.

5:00 AM on DTOUR

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Border Security: America's Front Line

Cameras follow U.S. border protection agencies as they man the front lines of national security.

5:00 AM on Showcase Canada

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Border Security: America's Front Line

Cameras follow U.S. border protection agencies as they man the front lines of national security.

5:30 AM on DTOUR

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Border Security: America's Front Line

Cameras follow U.S. border protection agencies as they man the front lines of national security.

3:00 AM on DTOUR

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Border Security: America's Front Line

Cameras follow U.S. border protection agencies as they man the front lines of national security.

3:30 AM on DTOUR

Select your lineup for TV local listings

Border Security: America's Front Line

Cameras follow U.S. border protection agencies as they man the front lines of national security.

4:00 AM on DTOUR

Select your lineup for TV local listings