Border Invasion USA

Embedded crews follow elite law enforcement units as they take down smugglers.

Embedded crews follow elite law enforcement units as they take down smugglers.

Arizona police battle Mexican smugglers in a border war.

This is the fourth episode of Border Invasion, where embedded crews follow elite law enforcement units as they take down smugglers on the US-Mexico border.

Following the controversial Sheriff Joe Arpaio's Maricopa County Police Department as it deals with drug smugglers, human smugglers and kidnapping syndicates.