Watch Border Wars Season 4 Episode 5 Hidden Tunnel

Hidden Tunnel

Season 4 Episode 5

Aired date: Aug 6, 2012

Plot: The flow of illegal immigrants and drugs; Border Patrol's campaign for new methods to avoid detection. MORE

S4 E4
Rio Grande Reefer
Jul 30, 2012

S4 E6
Cartel Cash Stash
Aug 13, 2012

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The Front Lines

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Officer Hector Navarro stops a silver pickup truck at the Nogales port of entry -- and ends up breaking a drug bust record.

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Release Date: 2010

Duration: 60 min

Studio: National Geographic

The officers and agents of the U.S. Customs and Border Protection (CBP) scour the inhospitable landscape at one of the busiest...more