Border Security: Canada's Front Line

Episode 4 (4x4)

Air date: Jan 31, 2016

Detroit’s Ambassador Bridge officers make an auto theft arrest. Vials turn up by the dozen at the JFK Mail Facility. An American is carrying some cold-blooded companions in his backseat at the Detroit-Windsor tunnel. In New York, a traveler is showing signs of possible smuggling. A family reunites at Detroit Metro Airport.