February 6-10, 2012. Nogales, Mexico. A border town between Arizona, US and Sonora, Mexico. Here, the view of the fence from the Buenos Aires neighborhood of Nogales. A border patrol vehicle patrolling the wall. "Be careful being so close to the fence. They sometimes throw rocks, or drugs or even shoot through the fence. Most of happens right here, not in the desert, because of the proximity of neighborrhoods to each other.", said a border patrol officer. Piotr Redlinski for The New York Times.