Cocaine Highways from Mexico to the U.S.

Drug cartels use fleets of 18-wheelers to smuggle drugs across the border.

Cocaine Highways from Mexico to the U.S.

Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
Cocaine Highways from Mexico to the U.S.
The drug cartels use enormous 18 wheelers like this one. Only about 5% of trucks coming into the United States from Mexico are inspected. Many of the cartels' trucks contain hidden compartments, or hidden "traps," for drugs. (Courtesy DEA)
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