![Border Patrol agents on patrol in the main drainage system in Nogales, Arizona. The agents are looking for signs of break-ins.](/sites/default/files/photo/89.%20Nogales%2C%20AZ-JD.jpg)
Border Patrol agents on patrol in the main drainage system in Nogales, Arizona. The agents are looking for any signs of illegal activity including break-ins.
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Border Patrol agents on patrol in the main drainage system in Nogales, Arizona. The agents are looking for any signs of illegal activity including break-ins.