Mexico-United States. The hunt for Illegal Migrants intensifies.

 With the extension of the building of the wall of security with the Mexican border, the hunt for illegal migrants intensifies.
Altar, a small town in Mexico (Sonora State) has become the starting point for the traffic of Mexicans fleeing their home misery for the US.
80 miles from Tucson, ranchers and people from the small town of Arivaca (US), near the Mexican border, live and testify on the the daily invasion of illegal migrants in a climate of pollution and violence.
At the border between the two countries, the traffic and the racket intensifies and the Border Patrol, waiting for the troops, tries to reduce the trade and the illegal flow...
Mexico-United States.